-
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...
-
Eddy covariance carbon fluxes and ancillary data, Samoylov Island, Lena River Delta, 2014-2015
This dataset contains fluxes of carbon dioxide and methane on an active flood plain in the Siberian Lena River Delta during the growing seasons 2014 and 2015 by means of the...
-
Chamber gas flux and water chemistry data, 2012, Prudhoe Bay, Alaska.
This dataset contains information obtained from the Prudhoe Bay field site in 2012. Eighteen gas flux measurements locations were established along a transect that included...
-
Methane fluxes, soil gas profiles and microbial activities in ponds at Samoylov, 2002 & 2013
Methane (CH4) production, oxidation, and emission were studied in ponds of the permafrost-affected polygonal tundra in northeast Siberia. Summer CH4 fluxes were measured with...
-
Soil incubation data from ice-rich permafrost deposits in Northeast Siberia, 2014
CO2 and CH4 production in aerobic and anaerobic incubation in sediments samples from Muostakh Island (sample code MUO12), the Buor Khaya Peninsula (BK8), and Bol'shoy Lyakhovsky...
-
Soil and incubation data of permafrost-affected soils in Samoylov, 2011 & 2013
The effects of oxygen availability, freezing and thawing, temperature, and labile organic matter (OM) additions on greenhouse gas production were studied in northeast Siberian...
-
Methane production in laboratory incubations of Arctic soil, Utqiaġvik, Alaska, 2018
When wet Arctic tundra soils begin to freeze in the fall, an unfrozen layer remains between the frozen surface and deeper permafrost layers. This period is known as the zero...
-
Laboratory soil incubation respiration rates from permafrost in subarctic Canada, 2013 & 2014
This dataset contains measures of laboratory soil incubation respiration rates from permafrost in subarctic Canada. Soil cores were sampled from a peatland plateau and a thawing...
-
Greenhouse gas production and soil chemistry in soil Incubations after nitrogen addition, Seward Peninsula, 2018-2019
This dataset provides the results of laboratory soil microcosm incubation experiments conducted under anaerobic conditions with and without the addition of ammonium chloride...
-
Methane fluxes from burnt and unburnt forests from permafrost in subarctic Canada, 2013 & 2014
This dataset contains methane fluxes from peatland plateaus and thawing peatland plateaus and from burnt and unburnt forests from permafrost in subarctic Canada. Methane fluxes...
-
Soil respired radiocarbon as CO2 and CH4 from permafrost in subarctic Canada, 2013 & 2014
This dataset contains measures of soil respired radiocarbon as CO2 and CH4 from peatland plateaus and thawing peatland plateaus and from burnt and unburnt forests from...
-
Geochemistry of incubated permafrost and seawater from the western Canadian Arctic
We present geochemical and hydrochemical information on individual permafrost and seawater samples from the Yukon Coast in the western Canadian Arctic used for an incubation...
-
Anaerobic incubation measurements (CH4+CO2) and microbe quantification, Lena Delta, 2018
The data sets were made during the summer 2021, with samples collected from three cores, at two depths (active and permafrost layers). In total, six samples (3 replicates by...
-
ABoVE: Methane Ebullition Hotspots in Frozen Lakes near Fairbanks, Alaska, Oct 2014
This dataset includes maps of the locations and number of methane ebullition hotspots in 15 frozen lakes in the southern portion of the Goldstream Valley and the surrounding...
-
UAV-based methane data from Barter Island, September 2017, Barrow, 1986-2017, Alaska (US)
Arctic permafrost stores vast amounts of methane (CH4) in subsurface reservoirs. Thawing permafrost creates areas for this potent greenhouse gas to be released to the...
-
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...
-
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...
-
Methane Fluxes from Shorelines and Differing Surfaces, 2019, Big Trail Lake, Alaska (US)
This dataset provides methane fluxes from hot-spot and non-hot spot differing surfaces at Big Trail Lake (BTL) in the Goldstream Valley near Fairbanks, AK, USA. Measurements...
-
The fractional land cover estimates from the Boreal–Arctic Wetland and Lake Dataset (BAWLD), 2021, Circum-Arctic
The Boreal and Arctic Wetland and Lake Dataset (BAWLD) provides estimates of fractional land cover of 19 land cover classes within 0.5° ×0.5° grid cells. The total area of the...
-
Land cover classification of tundra environments from Landsat, 2000-2001, Lena Delta, Laptev Sea Region (RU)
The study was based on land cover classification of three almost cloud free Landsat-7 ETM+ satellite images. The acquisition dates are 27 July 2000 (path 131, rows 8 and 9) and...
Du får også tilgang til dette registeret med API (se API-dokumenter).