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Stable water isotopes (δ18O, δD, d-excess) in the surface water during 4 expeditions from spring to fall in 2019, Mac...
Water samples for stable isotopes were collected untreated in 10 mL HDPE vials, sealed tightly, stored in the dark at 4°C. Measurements were conducted at the laboratory facility...
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Land Cover Classification from Sentinel-1 and Sentinel-2, 2015-2018, Mackenzie Delta, Beaufort Sea Region (CA)
Land cover classes have been derived from bands of Sentinel-2 (bands 3 (green, 10m), 4 (red, 10m), 8 (near infrared, 10m), 11 (SWIR, 20m) and 12 (SWIR, 20m)) as well as...
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Frozen State Backscatter Intensity from Sentinel-1, 2016-2017, Mackenzie Delta, Beaufort Sea Region (CA)
Frozen state backscatter intensity was derived from Sentinel-1 acquisitions from December 2015 and 2016. By excluding the effects of liquid water content (acquisitions under...
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Dissolved organic carbon (DOC) concentration in the surface water during 4 expeditions from spring to fall in 2019, M...
Water samples were filtered through 0.7 µm GF/F filter, and acidified with 25 µL Suprapur HCl (10 M) on the same day of sampling. DOC samples were stored and kept at 4°C in the...
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Bacteria cells in the surface water during 4 expeditions from spring to fall in 2019, Mackenzie Delta Region (CA)
Samples for bacterial abundance (1.5 mL) were preserved with glutaraldehyde (1% final concentration) and stored at -80°C. Samples were stained with SYBRTM Green I (Thermofisher...
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Particulate organic carbon (POC) and particulate organic nitrogen (PON) concentrations in the surface water during 4 ...
Particulate organic carbon (POC) and particulate organic nitrogen (PON) concentrations were obtained from water samples filtered on precombusted (450°C for >5 hours) 47mm...
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Suspended particulate matter (SPM), Total particulate carbon (TPC) and Total particulate nitrogen (TPN) concentration...
Material for the determination of suspended particulate matter (SPM), total particulate carbon (TPC) and total particulate nitrogen (TPN) was obtained by filtering 300-700 mL...
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Nutrient (NO3, NO2, PO4, SiO4) concentrations in the surface water during 4 expeditions from spring to fall in 2019, ...
Water for nitrate (NO3), nitrite (NO2), phosphate (PO4) and silicate (SiO4) was filtered using an acid-washed 60-mL luer-lock syringe combined with an Acrodisc filter (GF/F 0.7...
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Land Surface Feature Classification from TerraSAR-X, 2013, Lena Delta, Laptev and East Siberian Sea Region (RU)
Land surface features (water, wetland, tundra, and bare surfaces) were classified from TerraSAR-X with a resolution of 5 m for August 2012 and July 2014. The product is based on...
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Vegetation map of Trail Valley Creek from airborne orthophotos, laser scanning and field work data, Northwest Territo...
The vegetation map distinguishes between five tundra vegetation types, trees, and open water at the forest-tundra transition north of Inuvik, Northwest Territories, Canada. The...
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Aufeis (naleds) from 1958 historical maps and 2013-2019 Landsat-8 OLI images, Chukotka region, Siberia (RU)
The GIS database contains the data of aufeis (naled) in the Chukotka region from historical and nowadays sources, and complete ArcGIS 10.1/10.2 and Qgis 3* projects to view and...
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Aufeis (naleds) from 1958 historical maps and 2013-2017 Landsat-8 OLI images, Kolyma River basin, Siberia (RU)
The GIS database contains the data of aufeis (naleds) in the Kolyma River basin (Russia) from historical and nowadays sources, and complete ArcGIS 10.1/10.2 and Qgis 3* projects...
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Lake-DOC Database (PeRL-DOCv1), 1979-2017, Permafrost-Region
The pan-Arctic Permafrost-Region Lake-DOC version1 database contains surface water samples of lakes in the permafrost regions of Alaska (49.3 %), Canada (24.2 %), Greenland (3.2...
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Distribution of pingos from topographic maps, permafrost region, Siberia (RU)
A detailed attributed point feature shapefile of 6059 pingo locations in a 3.5 × 10⁶ km² region of northern Asia was manually assembled from 1:200 000 scale Russian...
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Permafrost Region Pond and Lake Database (PeRL)
The Permafrost Region Pond and Lake Database (PeRL) presents the results of a circum-arctic effort to map ponds and lakes from modern (2002-2013) high-resolution aerial and...
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Database of Ice-Rich Yedoma Permafrost (IRYP)
We synthesized data on the circum-Arctic and sub-Arctic distribution and thickness of Yedoma for compiling a preliminary circum-polar Yedoma map. For compiling this map, we used...
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Lake Database from Landsat TM and ETM+,1970s, 2000s, 2013-2014, Western Alaska (US)
This vector data layer covers 6 major lake districts (Baldwin Peninsula, Kobuk Delta, Selawik Lowland, Northern Seward Peninsula, Central Seward Peninsula, and Yukon-Kuskokwim...
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Mapped yedoma ice wedge polygon patterns from WorldView-1, 2008, Northern Seward Peninsula, Chukchi Sea coast, Alaska...
Detailed calculations of ground-ice volumes in permafrost deposits are necessary to understand and quantify the response of permafrost landscapes to thermal disturbance and...
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Mapped yedoma ice wedge polygon patterns from GeoEye-1, 2010, Cape Mamontov Klyk, Laptev Sea coast, Siberia (RU)
Detailed calculations of ground-ice volumes in permafrost deposits are necessary to understand and quantify the response of permafrost landscapes to thermal disturbance and...
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Mapped yedoma ice wedge polygon patterns from GeoEye-1, 2009, Buor Khaya, Laptev Sea coast, Siberia (RU)
Detailed calculations of ground-ice volumes in permafrost deposits are necessary to understand and quantify the response of permafrost landscapes to thermal disturbance and...
