This data set includes training elements representing different vegetation composition in the form of Elementary Sampling Units ESUs: 23 true ESUs representing the LD18...

This data set includes training elements representing different vegetation composition in the form of Elementary Sampling Units ESUs: 69 pseudo ESUs set with expert knowledge...

We aerobically incubated soil samples from a polygon center (P1, 72° 22.5 N, 126° 29.4 E) on Samoylov, Northeast Siberia at 4°C for 60 days. We used three soil layers ((i)...

Soil and incubation data of permafrost-affected soils of the northeast Siberian polygonal tundra

We aerobically incubated soil samples from a polygon center (P3, 72° 22.5 N, 126° 29.4 E) on Samoylov, Northeast Siberia for 150 days. We used three soil layers ((i) surface...

We aerobically incubated soil samples from a polygon center (P3, 72° 22.5 N, 126° 29.4 E) on Samoylov, Northeast Siberia for 150 days. We used three soil layers ((i) surface...

This dataset is about: Age determinations and sedimentology Samoylov Island, Lena Delta. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.728539 for more...

This dataset is about: Age model of ice core AMN80. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.707363 for more information.

For the qualitative description of surface properties like vegetation cover or land-water-ratio of Samoylov Island as well as for the evaluation of fetch homogeneity...

We anaerobically incubated soil samples from a polygon center (P2, 72° 22.3 N, 126° 29.9 E) on Samoylov, Northeast Siberia at 4°C for 60 days. We used three soil layers ((i)...

We anaerobically incubated soil samples from two polygon centers (P1: 72° 22.5 N, 126° 29.4 E, P2: 72° 22.3 N, 126° 29.9 E) on Samoylov, Northeast Siberia at 4°C for 150 days....

Samoylov Island is centrally located within the Lena River Delta at 72° N, 126° E and lies within the Siberian zone of continuous permafrost. The landscape on Samoylov Island...

This dataset is about: Basic measurements of radiation at Samoylov eddy covariance station, Lena River Delta, Siberia in 2006. Please consult parent dataset @...

Arctic warming increases the degradation of permafrost soils but little is known about floodplain soils and other permafrost soils in the permafrost region. This dataset present...

Arctic warming increases the degradation of permafrost soils but little is known about floodplain soils and other permafrost soils in the permafrost region. This dataset present...

This is an outdated version of the data, please use and cite this data instead: https://doi.pangaea.de/10.1594/PANGAEA.905229

This is an updated version of this data: https://doi.pangaea.de/10.1594/PANGAEA.892372, please use and cite the updated version!

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

The current assessments of the carbon turnover in the Arctic tundra are subject to large uncertainties. One of the reasons is the general shortage of flux data from the vast and...

This dataset contains in situ CH4 fluxes measured through the chamber technique over the growing season of 2015 (from July to September) at a wet polygon center and a dry...

This dataset is about: Characteristics of permafrost-affected soils of the northeast Siberian polygonal tundra. Please consult parent dataset @...

This dataset is about: Characteristics of sampling sites in the Arctic region.

Requirements for space based monitoring of permafrost features had been already defined within the IGOS Cryosphere Theme Report at the start of the IPY in 2007...

This dataset is about: CO2 production rates in the Arctic region, anoxic treatment.

This dataset is about: CO2 production rates in the Arctic region, oxic treatment.

The datasets present measurements of cDOM absorption in lakesin the Lena River Delta during the summer periods from 2013-2016 and the spring periods from 2015-2016. Water...

The datasets present measurements of cDOM absorption in channels of the Lena River in the Lena River Delta during the summer periods from 2013-2016 and the spring periods from...

This dataset is about: Composition, abundance and biomass of the main groups of benthic organisms in the flood-plain lake on Samoylov Island.

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

This dataset is about: Crystal area and stable isotope ratios of ice core AMN80. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.707363 for more information.

This dataset merges nitrogen data from the Yedoma domain. It includes numerous fieldwork campaigns, which take place since 1998. In total 467 samples from the active layer...

Vegetation: mosses total 95%, height 1-2 cm, Hylocomium splendens 90%; lichens 1%; vascular plants total 25%, height 20 cm, Carex aquatilis 15%, Dryas octopetala 4%, Astragalus...

Vegetation: mosses total 98%, height 3-4 cm, Hylocomium splendens 80%; vascular plants total 20% height 25 cm, Carex aquatilis 10%, Salix glauca 10%, Dryas octopetala r, Pyrola...

Vegetation: mosses total 95%, height 1-5 cm; vascular plants total 40%, height 30 cm, Carex aquatilis 40%, Saxifraga cernua r, Caltha palustris r, Pedicularis sudetica r...

Vegetation: mosses total 98%, height 2-4cm; vascular plants total 20%, height 20cm, Carex aquatilis, Salix reticulata, Salix glauca, Saxifraga punctata, Pyrola secunda,...

Vegetation: mosses total 98%, height 1-5 cm; vascular plants total 30%, height 30 cm, Carex aquatilis, Potentilla palustris, Pedicularis sudetica Remarks: no cryoturbation Soil...

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

For the position of the transects t, v, and w see also figure 3-1

Small-format aerial images were taken in summer 2007 of Samoylov Island from from heights between 600 m and 800 m. Images overlapped so that photogrammetric methods allowed the...

This dataset is about: Discharge at station Q on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Discharge rates for Samoylov Island Flood plain outlet. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

This dataset is about: Discharge rates for Samoylov Island Lake outlet. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

Ponds emit more methane per area than larger lakes. However, methane concentrations in and methane emissions from ponds show more spatial variability than larger waterbodies. A...

Thermal permafrost degradation and coastal erosion in the Arctic remobilize substantial amounts of organic carbon (OC) and nutrients which have accumulated in late Pleistocene...

This dataset is about: Documentation of sediment profile LD98-D10.

This dataset contains continuous time series of land surface temperature (LST) at spatial resolution of 300m around the 12 experimental sites of the PAGE21 project (grant...

For the processing of SLT files see EdiRe, http://www.geos.ed.ac.uk/abs/research/micromet/EdiRe/

Current warming, shifting hydrological regimes and accelerated permafrost thaw in the catchment of the Arctic rivers will affect their water biogeochemistry and the ice that...

This dataset is about: Elevation profile 1 on Samoylov Island (fig 3-5).

This dataset is about: Evaporation measured on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Evapotranspiration and precipitation at station TOWER on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more...

Methane (CH4) production, oxidation, and emission were studied in ponds of the permafrost-affected polygonal tundra in northeast Siberia. Microbial degradation of organic matter...

This dataset is about: (Figure 3) Air temperature, humiditiy, wind speed, and radiation measured at the Samoylov climate station, 2009-07 to 2011-08. Please consult parent...

This dataset is about: (Figure 5) Temperature of water measured in Lena River near Samoylov Island, 2009-07 to 2010-08. Please consult parent dataset @...

This dataset is about: (Figure 8) Temperature of water measured in Fish Lake (Sa_Lake_1) on Samoylov Island, 2009-07 to 2012-08. Please consult parent dataset @...

This dataset is about: Flora of the site Samoylov_Island_1 at the border of the polygon.

This dataset is about: Flora of the site Samoylov_Island_1 at the centre of the polygon.

This dataset is about: Flora of the site Samoylov_Island_2 at the centre of the polygon.

This dataset is about: Flora of the site Samoylov_Island_3 at the border of the polygon.

This dataset is about: Flora of the site Samoylov_Island_3 at the centre of the polygon.

Core lipid GDGT distributions were studied in different North Siberian permafrost deposits to study GDGT diversity and underlying environmental controls. Samples represent...

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/02. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/03. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/04. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/05. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/07. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/08. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/09. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/10. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/12. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/15. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/16. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/17. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/18. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/19. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/20. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/21. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/22. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/23. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/24. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/25. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/26. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/27. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/28. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/29. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/31. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/32. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/33. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/35. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

This dataset is about: Geochemistry of sediment core Samoylov_Island_2011/36. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.826958 for more information.

Accurate temperature records for the deep geological past are a vital component of paleoclimate research. Distributional changes of branched glycerol dialkyl glycerol tetraether...

This dataset is about: Global Terrestrial Network for Permafrost metadata for active layer monitoring (CALM) sites. Please consult parent dataset @...

This dataset is about: Global Terrestrial Network for Permafrost metadata for permafrost boreholes (TSP). Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.842821...

The main purpose of this project was to detect subsidence in the field, and to survey instruments and control points for terrestrial laser scanning. On Kurungnakh island, we...

This data set is a compilation of mean annual ground temperature data measured in boreholes in the Global Terrestrial Network for Permafrost (GTN-P).

In this article, we present a study on the surface energy balance of a polygonal tundra landscape in northeast Siberia. The study was performed during half-year periods from...

In this study, we present the winter time surface energy balance at a polygonal tundra site in northern Siberia based on independent measurements of the net radiation, the...

This dataset is about: Heavy minerals from sediments at Samoylov Island, Lena Delta. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.728539 for more information.

The Arctic Samoylov site is extensively described in Boike et al. (2013) and more shortly in Gouttevin et al. (2017) where the present dataset is exploited. Air temperature and...

This dataset is about: Hydraulic conductivity at station RIM on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Hydrochemistry measured on water samples from Samoylov Island, Lena Delta, northeastern Siberia, in 2008. Please consult parent dataset @...

Although ponds make up roughly half of the total area of surface water in permafrost landscapes, their relevance to carbon dioxide emissions on a landscape scale has, to date,...

This dataset is about: Hyperspectral field measurements of plot SP-001 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-002 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-003 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-004 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-005 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-006 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-007 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-008 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-009 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-010 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-011 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-012 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-013 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-014 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-015 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-016 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-017 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-018 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-019 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-020 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-021 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-022 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-023 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-024 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-025 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-026 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-027 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset is about: Hyperspectral field measurements of plot SP-028 referenced with the Diffuse Reflectance Target of 50% reflectivity (grey reference) measurements taken at...

This dataset contains in situ CH4 fluxes measured through the chamber technique over the growing season of 2015 (from July to September) at a wet polygon center and a dry...

This data set provides lake bathymetry data for three lakes situated in a large thermokarst basin (alas) in the ice-rich permafrost deposits (Yedoma-type Ice Complex) of...

The folder Lake_Points contains the different lake-shapefiles. Each file has bathymetry- and shoreline-points for the interpolation. Shoreline points have heights of 0 meter....

This dataset contains two sub-datasets: 1) A land cover classification for the Holocene terrace on Samoylov island. The land cover classification is based on a high-resolution...

Polygonal tundra on Samoylov Island (Lena Delta, Siberia) was mapped from small-format aerial photography. Sub-metre resolution aerial images were obtained by mounting two Nikon...

Ignoring small-scale heterogeneities in Arctic land cover may bias estimates of water, heat and carbon fluxes in large-scale climate and ecosystem models. We investigated...

Landsat data for Samoylov Island (Lena Delta, Siberia) was classified using a k-means unsupervised algorithm in the ENVI 4.7 software. Unsupervised classifications are based...

This dataset contains observations of water discharge rates and concentrations of dissolved organic carbon (DOC) and dissolved inorganic carbon (DIC) from a polygonal tundra...

This dataset consists of over 2000 snow depth and position (GNSS) measurements collected on Samoylov and Kurungnakh Islands in the Lena Delta, Russia, between March 31st and...

Current warming, shifting hydrological regimes and accelerated permafrost thaw in the catchment of the Arctic rivers will affect their water biogeochemistry. The Lena River is...

Total taxa 280; vascular plants 173 taxa; Lichens 53 taxa; Bryophytes 54 taxa

Despite the importance of surface energy budgets (SEBs) for land-climate interactions in the Arctic, uncertainties in their prediction persist. In situ observational data of SEB...

The datasets present hydrographic measurements on discharge and suspended supply in the Lena River Delta in the summer periods from 2002 to 2012. Water discharge was calculated...

Most of the world's permafrost is located in the Arctic, where its frozen organic carbon con-tent makes it a potentially important influence on the global climate system. The...

This data set includes meteorological, soil, permafrost data obtained from the long term observational site Samoylov, located in the Lena River Delta, Siberia, between 1998 to...

These data represent five high-latitude sites studied in the PAGE21 project (https://www.page21.eu): Samoylov, Kytalyk, Abisko, Zackenberg and Bayelva. Please see the linked...

We present the first ecosystem-scale methane flux data from a northern Siberian tundra ecosystem covering the entire snow-free period from spring thaw until initial freeze-back....

WRONG DATA! Meteorologic data at station Samoylov (2002-2018, level 1 & level 2, version 1) are with wrong Precipitation data during the period 2009–2018. PLEASE USE NEW...

*** Attention: The precipitation (Prec) value at 2017-06-12 9:30 (25.2mm) is incorrect and must be flagged (Prec_fl = 6). This is an updated version of this data:...

WRONG DATA! Meteorologic data at station Samoylov (2002-2018, level 1 & level 2, version 1) are with wrong precipitation data during the period 2009–2018. PLEASE USE NEW...

*** Attention: The precipitation (Prec) value at 2017-06-12 9:30 (25.2mm) is incorrect and must be flagged (Prec_fl = 6). This is an updated version of this data:...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

This dataset is about: Meteorological measurements on Samoylov Island, 1998-2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Meteorological measurements on Samoylov Island, 2002-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Methane concentration, DIC and stable carbon isotope composition in interpolygonal and polygonal ponds. Please consult parent dataset @...

This dataset is about: Methane emission rates from water surface at site LD02-IS-WS during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane emission rates from water surface at site LD02-PS1-WS during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane emission rates from water surface at site LD02-PS2-WS during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane emission rates within the vegetated edge at site LD02-IS during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane emission rates within the vegetated edge at site LD02-PS1 during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane emission rates within the vegetated edge at site LD02-PS2 during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Methane fluxes in interpolygonal and polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for more information.

This dataset is about: Methane measurements at site LD02-IS-WS during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253 for more...

This dataset is about: Methane measurements at site LD02-PS1-WS during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253 for more...

This dataset is about: Methane measurements at site LD02-PS2-WS during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253 for more...

Measured methane concentrations in the ice cover of ponds and lakes on Samoylov Island (Lena-River-Delta in northern Siberia). Methane concentration were extracted from ice core...

This dataset is about: Microbial activity in polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for more information.

CHRIS acquires a set of up to five images of each target during each acquisition sequence, these images are acquired when PROBA is pointing at distinct angles with respect to...

CHRIS acquires a set of up to five images of each target during each acquisition sequence, these images are acquired when PROBA is pointing at distinct angles with respect to...

CHRIS acquires a set of up to five images of each target during each acquisition sequence, these images are acquired when PROBA is pointing at distinct angles with respect to...

High-resolution land cover mapping is needed in the heterogeneous arctic landscapes that change land surface parameters over a range of a few meters. Polygonal tundra on...

This dataset is about: Near surface volumetric soil moisture and temperature measurements at station S1, Samoylov Island, Lena Delta, for 2013/2014. Please consult parent...

Four automatic stations measuring soil temperature and VWC were deployed in the central Lena River Delta, Siberia in August 2013 and retrieved in August 2014. They were...

This dataset is about: Net lateral flow at station DEG1 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station INT1 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station INT2 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station INT3 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station OUT1 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station TRO2 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Net lateral flow at station TRO3 on Samoylov Island. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.811079 for more information.

This dataset is about: Organic carbon content, densities and porosity of soils in polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for...

High-resolution land cover mapping is needed in the heterogeneous arctic landscapes that change land surface parameters over a range of a few meters. Polygonal tundra on...

High-resolution land cover mapping is needed in the heterogeneous arctic landscapes that change land surface parameters over a range of a few meters. Polygonal tundra on...

We acquired more than 700 aerial images of snow covered polygonal tundra at the southern part of Samoylov on April 11, 2015. The images were obtained with a compact camera...

This dataset is about: Oxygen profiles in polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for more information.

About 50 locations ('cold spots') where permafrost (Arctic and Antarctic) in situ monitoring has been taking place for many years or where field stations are currently...

This dataset is about: Plant mediated methane emission by Arctophila fuva at site LD02-PS2 during expedition LENA 2002. Please consult parent dataset @...

This dataset is about: Plants and plant mediated Methane flux in interpolygonal and polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for...

This dataset is about: Plot details for hyperspectral field measurements in the Lena Delta in 2018. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.945982 for...

In total, 111 modern surface lake sediments were analysed on their pollen spectra. Field work was conducted between 2006 and 2011 during joint Russian-German expeditions in the...

Arctic warming increases the degradation of permafrost soils but little is known about floodplain soils and other permafrost soils in the permafrost region. This dataset present...

This dataset is about: Precipitation measured on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Preliminary calculations of eddy covariance fluxes August 2002, Samoylov Island.

This dataset is about: Radiation on Samoylov Island, 2009-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This data set contains concentrations and radiocarbon contents (F14C) of dissolved and particulate organic matter samples collected in small ponds and lakes as well as in...

A compilation of basal dates of peatland initiation across the northern high latitudes, associated metadata including location, age, raw and calibrated radiocarbon ages, and...

This dataset is about: Relief of Samoylov Island in NW-SE direction (fig 3-3).

This dataset is about: Relief of Samoylov Island in SW-NE direction (fig 3-3).

Using a new 65 m long sediment core from the Lena delta apex (Samoylov Island), NE Siberia, this project uses a range of sediment and ground ice properties to help...

Core and outcrop analysis from Lena mouth deposits have been used to reconstruct the Late Quaternary sedimentation history of the Lena Delta. Sediment properties (heavy mineral...

This dataset is about: Sediment temperature in 5 cm depth at site LD02-IS during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253 for...

This dataset is about: Sediment temperature in 5 cm depth at site LD02-PS1 during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253...

This dataset is about: Sediment temperature in 5 cm depth at site LD02-PS2 during expedition LENA 2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.681253...

This dataset is about: Snow density of snow pit 1 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 2 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 3 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 4 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 5 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 6 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 7 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow density of snow pit 8 on Samoylov Island, 2008. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Snow depth measurements collected 2019-03-31 with a magnetic snow depth probe: Samoylov transect, south to north. Please consult parent dataset @...

This dataset is about: Snow depth measurements collected 2019-04-03 with a magnetic snow depth probe: Kurungnakh Island, around Lucky lake. Please consult parent dataset @...

This dataset is about: Snow depth measurements collected 2019-04-05 with a magnetic snow depth probe: Kurungnakh Island, northeastern thermo-erosional valley. Please consult...

This dataset is about: Snow depth measurements collected 2019-04-06 with a magnetic snow depth probe: Samoylov transect, west to east, western half. Please consult parent...

This dataset is about: Snow depth measurements collected 2019-04-07 with a magnetic snow depth probe: Samoylov transect, west to east, eastern half. Please consult parent...

This dataset is about: Snow depth measurements collected 2019-04-08 with a magnetic snow depth probe: Kurungnakh and Samoylov Islands. Please consult parent dataset @...

This dataset is about: Snow depth measurements collected 2019-04-10 with a magnetic snow depth probe: Samoylov landscape features. Please consult parent dataset @...

This dataset is about: Snow depth measurements collected 2019-04-12 with a magnetic snow depth probe: Samoylov polygon transects. Please consult parent dataset @...

The large amounts of soil organic matter (SOM) in permafrost-affected soils are prone to increased microbial decomposition in a warming climate. The environmental parameters...

This is an outdated version of the data, please use and cite this data instead: https://doi.pangaea.de/10.1594/PANGAEA.905233

This is an updated version of this data: https://doi.pangaea.de/10.1594/PANGAEA.891140, please use and cite the updated version!

This is an outdated version of the data, please use and cite this data instead: https://doi.pangaea.de/10.1594/PANGAEA.905234

This is an updated version of this data: https://doi.pangaea.de/10.1594/PANGAEA.891141, please use and cite the updated version!

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

Understanding permafrost processes and changes requires long-term observational datasets. This dataset is a continuation of the dataset available from the long-term...

This dataset is about: Soil distribution and classification of sediment core Samoylov_Island_1 (apex).

This dataset is about: Soil distribution and classification of sediment core Samoylov_Island_1 (center).

This dataset is about: Soil distribution and classification of sediment core Samoylov_Island_2.

This dataset is about: Soil distribution and classification of sediment core Samoylov_Island_4.

This dataset is about: Soil temperature from a borehole on Samoylov Island, 2006-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Soil temperature measured on Samoylov Island, 1998-2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Soil temperature measured on Samoylov Island, 2002-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Soil temperature measured on Samoylov Island, 2006-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Soli temperature during expedition LENA 2002, Samoylov Island, S1 location.

This dataset is about: Soli temperature during expedition LENA 2002, Samoylov Island, S2 location.

This dataset is about: Stable isotopes (δ¹³C, d15N) of bryophytes along hydrological gradients of low-centred polygon of the Siberian Arctic. Please consult parent dataset @...

PAGE21 Deliverable report D2.1 from WP2 Maps of all field sites: Geomorphological and geocryological maps

This study investigates a variety of lakes of different origin in the Siberian Lena River delta for lake hydrological, hydrochemical, and morpho- metric characteristics. The...

Large amounts of organic carbon are stored in Arctic permafrost environments, and microbial activity can potentially mineralize this carbon into methane, a potent greenhouse...

This dataset is about: (Table 1) Results of the AMS 14C dating of samples from different alas sections, Kurungnakh Island, Lena Delta. Please consult parent dataset @...

Soil profile samples are given in meters below surface (m b.s.). Before present (BP), i.e., before 1950. Samples were radiocarbon-dated at the National Ocean Sciences...

Soil fractions are given with standard deviation (1 Sigma). D14C values are given with lower quantile (q16) and upper quantile (q84), representing the 68% confidence interval (1...

The sample depth is given in meters below surface (m b.s.).

Relative to the past 2,000 years, the Arctic region has warmed significantly over the past few decades. However, the evolution of Arctic temperatures during the rest of the...

The sample depth is given in meters below surface (m b.s.).

This dataset is about: (Table S2) Global dataset of peatland basal ages. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.897319 for more information.

Sampling depth is given in meters below surface (m b.s.), except for values from Bolshiyanov et al. (2015) where height is given in meters above water level.

1: TSM values for 2009 and 2010 from Winterfeld et al. (2015, companion paper). 2: calculated after subtracting the intercept value at POC = 0 in the POC versus PN plot (Figure...

Riverine phytoplankton (fraction Plankton), Holocene permafrost soils (fraction Holocene - PF), and Pleistocene Ice Complex deposits (fraction ICD).

A number of studies expect an increase of carbon export by rivers to the Arctic Ocean due to rapidly changing climate in the Arctic One possible reason for the increase of...

This dataset is about: Temperature in soils of interpolygonal and polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for more information.

This dataset is about: Temperature of water measured in Banja 2 Lake (Sa_Lake_4) on Samoylov Island, 2009-2010. Please consult parent dataset @...

This dataset is about: Temperature of water measured in Big Alas Lake (Ku_Lake_1) on Samoylov Island, 2009-2010. Please consult parent dataset @...

This dataset is about: Temperature of water measured in Dry Lake (Sa_Lake_3) on Samoylov Island, 2009-2010. Please consult parent dataset @...

This dataset is about: Temperature of water measured in Molo Lake (Sa_Lake_2) on Samoylov Island, 2009-2010. Please consult parent dataset @...

Frostmusterbedingte Seen sind ein wesentlicher Bestandteil der Polygonalen Tundren. Über ihre Bedeutung für die Methanemissionen dieser Gebiete ist bis heute nichts bekannt. Es...

Thermokarst lakes are typical features of the northern permafrost ecosystems, and play an important role in the thermal exchange between atmosphere and subsurface. The objective...

This dataset is about: Thaw depth at location Samoylov_Island_S1.

This dataset is about: Thaw depth at location Samoylov_Island_S2.

This dataset is about: Thaw depth measured on Samoylov Island, 2002-2010. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset contains time lapse pictures for the periode from 2006 to 2018, which shows the land surface in the area around the installed instruments of the related publication...

Ten time lapse cameras (Brinno TLC200) were installed in the central Lena River Delta, Siberia, during the RU-Land_2018_Lena field campaign. The cameras were set up on...

This dataset contains a point cloud, a digital terrain model (DTM), relative vegetation heights and the GNSS positions, derived from a terrestrial laser scanning (TLS) around...

We obtained sub-meter resolution aerial images of Samoylov Island by mounting two Nikon D200 cameras on a helium-filled dirigible. Images were acquired in the visible (VIS) and...

High-resolution land cover mapping is needed in the heterogeneous arctic landscapes that change land surface parameters over a range of a few meters. Polygonal tundra on...

The summer water balance of a typical Siberian polygonal tundra catchment is investigated in order to identify the spatial and temporal dynamics of its main hydrological...

This dataset is about: Water level at Samoylov Island Lake 1. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

This dataset is about: Water level at Samoylov Island Lake 2. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

This dataset is about: Water level at Samoylov Island Pond 1. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

This dataset is about: Water level at Samoylov Island Pond 2. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.805270 for more information.

This dataset is about: Water temperature in interpolygonal and polygonal ponds. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.853641 for more information.

This dataset is about: Water temperature measured in Fish lake, Samoylov Island, 2009-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more...

This dataset is about: Water temperature measured in Molo lake, Samoylov Island, 2009-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more...

This dataset is about: Water temperature measured in Pond M003 on Samoylov Island, 2010-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more...

This dataset is about: Water temperature measured in Pond M011 on Samoylov Island, 2010-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more...

This dataset is about: Water temperature measured in Pond M013 on Samoylov Island, 2010-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more...

This dataset is about: Water temperature measured on Samoylov Island, 2006-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Water discharge measured on Samoylov Island, 2006-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This data set contains two years of calibrated continuous in situ water vapour isotopic observations conducted since July 2015 in the east-Siberian Lena delta, at the research...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-07. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-08. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-09. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-10. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-11. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2015-12. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-01. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-02. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-03. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-04. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-05. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-06. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-07. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-08. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-09. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-10. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-11. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2016-12. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-01. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-02. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-03. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-04. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-05. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

This dataset is about: Water vapour isotopes analyser calibrated data from Samoylov station, 2017-06. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.921103 for...

Subgrid processes occur in various ecosystems and landscapes but, because of their small scale, they are not represented or poorly parameterized in climate models. These local...

This dataset is about: Wind speed on Samoylov Island, 1998-2002. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.

This dataset is about: Wind speed on Samoylov Island, 2002-2011. Please consult parent dataset @ https://doi.org/10.1594/PANGAEA.806233 for more information.