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DARTS: Multi-year database of AI detected retrogressive thaw slumps (RTS) and active layer detachment slides (ALD) in...
This dataset, called DARTS, comprises footprints of retrogressive thaw slump (RTS) and active layer detachments slides (ALD) identified and quantified using an automated deep... -
Ice wedge polygon occurrence and geomorphology from LiDAR elevation data, 2012 and 2014, south of Prudhoe Bay, Alaska...
We mapped the occurrence of more than one million ice wedge polygons over a landscape of approximately 1,200 square kilometers, just south of Prudhoe Bay in northern Alaska,... -
Maps of ice wedge thermokarst pool expansion from twenty-seven circumpolar survey areas
This repository includes data and code to accompany the manuscript 'Topography controls variability in circumpolar permafrost thaw pond expansion' by Abolt et al. The data... -
Field Data on Soils, Vegetation, and Fire History for Alaska Tundra Sites, 1972-2020
This dataset, titled the Synthesized Alaskan Tundra Field Database (SATFiD), provides a comprehensive collection of in-situ field data compiled from 37 existing datasets... -
Content of carbon isotopes (¹³C and ¹⁴C) in organic carbon pools in terrestrial Siberia
The dataset consists of one xlsx file with four sheets, listing (1) ¹³C and ¹⁴C data of litter and organic layers in northern Russia, Scandinavia, Canada and Alaska; (2) ¹³C and... -
Pan-Arctic thermokarst lagoon distribution, area and classification from Landsat images, 1984 to 2021
Thermokarst lagoons develop in permafrost lowlands along the ice-rich Arctic coast when thermokarst lakes or basins with bottom elevations at or below sea level are breached by... -
Permafrost active layer thickness for the Northern Hemisphere, v4.0 from MODIS LST, ERA5, 1997-2021
This dataset contains v4.0 permafrost active layer thickness data produced as part of the European Space Agency's (ESA) Climate Change Initiative (CCI) Permafrost project. It... -
Spatial lake dynamics and lake-ice datasets of the Northern Seward and Baldwin Peninsulas in Alaska
The data publication contains supplementary data to the article "Supplementary Dataset to: The catastrophic thermokarst lake drainage events of 2018 in northwestern Alaska:... -
Total above-ground biomass of 25 sites from 2018 central Lena Delta (RU)
Field investigations were performed in the central Lena Delta. In total, 25 sites were investigated. The sites were chosen to represent a variety of vegetation communities of... -
Pan-Arctic Visualization of Landscape Change (2003-2022), Arctic PASSION Permafrost Service
This raster dataset, in Cloud Optimized GeoTIFF format (COG), provides information on land surface changes at the pan-arctic scale. Multispectral Landsat-5 TM, Landsat-7 ETM+,... -
Permafrost ground temperature for the Northern Hemisphere, v4.0 from MODIS LST, ERA5, 1997-2021
This dataset contains v4.0 permafrost ground temperature data produced as part of the European Space Agency's (ESA) Climate Change Initiative (CCI) Permafrost project. It forms... -
Permafrost extent for the Northern Hemisphere, v4.0 from MODIS LST, ERA5, 1997-2021
This dataset contains v4.0 permafrost extent data produced as part of the European Space Agency's (ESA) Climate Change Initiative (CCI) Permafrost project. It forms part of the... -
Population in the Arctic Circumpolar Permafrost Region at settlement level, 2017
We defined permafrost settlements as settlements located within the permafrost extent, as modelled by Obu et al. (2019). The permafrost extent is based on... -
Settlements located within the permafrost extent in the Arctic Circumpolar Permafrost Region, 2017
We defined permafrost settlements as settlements located within the permafrost extent, as modelled by Obu et al. (2019). The permafrost extent is based on... -
Global-Gridded Daily Methane Emissions from Lake Systems, 2003-2015
This dataset provides global gridded information on lake surface area and open water CH4 emissions at a resolution of 0.25-degree x 0.25-degree for an annual climatology... -
BAWLD-CH4: Methane Fluxes from Boreal and Arctic Ecosystems, 1984-2019, Pan-Arctic
These are the data files for the Boreal-Arctic Wetland and Lake Database methane (CH4) flux dataset (BAWLD-CH4). The dataset is a synthesis of reported methane fluxes from... -
Dissolved methane and hydrochemical parameters in ice cores from 2017, Bykovsky Peninsula, Lena Delta
Data were analyzed to study the role of an winter ice cover for methane cycles of three different stages in the lake-lagoon-shelf transition in a region of rapidly thawing... -
SAR-based Methane Ebullition Flux from Lakes, Five Regions, Alaska, 2007-2010
This dataset provides Synthetic Aperture Radar (SAR) estimates of lake-source methane ebullition flux in mg CH4/m2/d for thousands of lakes in five regions across Alaska. The... -
Quaternary deposits map of Yana-Indigirka and Kolyma lowlands tundra zone, R-55-57, based on Landsat imagery
The Quaternary geology map was created for the Yana-Indigirka (eastern part) and Kolyma lowlands, tundra and partly forest-tundra zones. The map corresponds to the nomenclature... -
Gridded monthly methane emissions from terrestrial wetlands, north of 45 °N, 2013-2014
This dataset provides wetland methane (CH4) emissions, their uncertainties and underlying CH4 flux densities north from 45 N using three different wetland maps. The data...