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Concentrations of dissolved methane, carbon dioxide and oxygen in...
Permafrost peatland lakes are an organic-rich subcategory of thermokarst lakes and ponds that are known for their high rates of greenhouse gas emissions (Matveev et al. 2016).... -
Northern Ellesmere Island ice shelf and ice tongue extents
The ice shelves along the northern coast of Ellesmere Island have been in a state of decline since at least the early 20th century. Available data derived from explorers'... -
Cryostratigraphy, carbon and nitrogen content and <sup>14</sup>C dating of...
Sustainability of existing infrastructure and new projects in the Arctic rely on a detailed knowledge of the thermal and geotechnical properties of permafrost, which is required... -
Seasonal ice cover and catchment changes at northern thermokarst ponds in...
Thermokarst ponds and lakes are common features of Arctic and subarctic landscapes, developing in depressions that result from the thawing of ice-rich permafrost. Most of these... -
Carbon, nitrogen and water content of the active layer from sites across the...
It is presumed that significant quantities of carbon are stored in permafrost soils and that the thawing permafrost could substantially raise atmospheric carbon dioxide... -
Immatsiak network of groundwater monitoring at Umiujaq in Nunavik, Quebec, Canada
Following the 2006-2012 action plan on climate change entitled "Le Québec et les changements climatiques, un défi pour l’avenir", the Government of Quebec implemented the tools... -
Borehole and near-surface ground temperatures in northeastern Canada
Permafrost is the foundation upon which northern ecosystems and communities rest and upon which new industrial infrastructures are built. Determining the thermal state and... -
Climate station data from the Salluit Region in Nunavik, Quebec, Canada
Data are from the Salluit region in Nunavik, Québec, Canada. It contains data from air and ground temperatures and wind speed and direction. The available datasets cover the... -
Climate station data from Northern Ellesmere Island in Nunavut, Canada
The data are from the northern region of Ellesmere Island, Nunavut, Canada. It contains data from air and ground temperatures, air humidity, solar radiation, wind speed and... -
Air temperature at the summit of Mont Jacques-Cartier (Gaspé peninsula) 2012-2015
The available dataset is the unique continuous measurement of the air temperature on the summit of Mont Jacques-Cartier (1263 m a.s.l.). This summit represents the highest peak... -
Snow, soil and meteorological data at Bylot Island for simulating the...
Global warming projections still suffer from a limited representation of the permafrost-carbon feedback. Predicting the response of the permafrost temperature to climate changes... -
Time series of water temperature, dissolved oxygen, conductivity,...
Long-term monitoring of lakes and fjords on the northern coast of Ellesmere Island, Nunavut, provides information on the effects of climate change on these ecosystems and their... -
Dissolved methane, carbon dioxide and limnological data from subarctic...
Subarctic rivers of northern Québec (Nunavik, Canada) unveil a potential pathway for waterborne release of greenhouse gases generated through mobilization of organic matter in... -
Dynamics of ice cover over a far northern fiord: Direct observations of...
Long-term monitoring of lakes and fjords on the northern coast of Ellesmere Island, Nunavut, provides information on the effects of climate change on these ecosystems and their... -
Ground surface temperatures, soil properties and vegetation cover in the...
During the summers of 2016, 2017 and 2018, field campaigns were conducted to study ice wedges and changes in the landscape of the Narsajuaq River Valley. The data presented here... -
Radiocarbon (14C) dates in terrestrial and aquatic environments, Bylot...
This dataset compiles radiocarbon (14C) dates obtained from soil and lake sediment samples collected at Bylot Island, Nunavut. Bulk soil/sediment samples and, when present,... -
Groundwater level and temperature, Tasiapik Valley, Nunavik, Quebec
This dataset includes continuous water level data from four different wells within the Tasiapik Valley, near the village of Umiujaq, Nunavik, Quebec, Canada. The wells are... -
Volumetric water content of soil in the Tasiapik Valley, Nunavik, Quebec
This dataset includes volumetric water content data from four different sample locations within the Tasiapik Valley, near the village of Umiujaq, Nunavik, Quebec, Canada. Each... -
Concentrations, fluxes and isotopic signatures of greenhouse gases emitted...
Arctic lakes and ponds can be hot spots for greenhouse gas (GHG) emissions, yet studies are scarce, particularly outside the peak summer season. Here we present GHG diffusive... -
Ground temperatures of embankment subbase and subgrade at the Beaver Creek,...
The data is from two test sections of the Beaver Creek experimental road site (BC-RES) (62° 20' N, 140° 50' W; 649 m a.s.l.). The dataset covers the period 2/10/2008 -...
