• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

The Greenland ice sheet melt extent data, acquired as part of the NASA Program for Arctic Regional Climate Assessment (PARCA), is a daily (or every other day, prior to August 1987) estimate of the...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This data set provides daily 10 km resolution maps of the Alaskan and Arctic Boreal land surface state as either frozen, melting, or thawed. These data are generated from passive microwave...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This dataset provides annual maps of the snowoff (SO) date from 1988-2023 across Alaska and parts of Far East Russia and northwest Canada at a resolution of 6.25 km. SO date is defined as the last...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This data set provides snowmelt timing maps (STMs), cloud interference maps, and a map with the count of calculated snowmelt timing values for North America. The STMs are based on the Moderate...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This dataset provides the annual date of snowpack seasonal beginning melt (i.e., main melt onset date, MMOD) across northwest Canada, Alaska, US, and parts of far eastern Russia at 6.25-km...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

The Hydrologic Outlets of the Greenland Ice Sheet data set contains GIS point shapefiles that include 891 observed and potential hydrologic outlets of the Greenland Ice Sheet, as identified by...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This dataset provides the annual period of snowpack melting (i.e., snow melt duration, SMD) across northwest Canada; Alaska, U.S.; and parts of far eastern Russia at 6.25 km resolution for the...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This dataset provides descriptions and photos of environmental conditions that impacted availability to subsistence resources by residents in nine rural communities within the Yukon River basin of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2002-01-01T00:00:00.000+00:00

The State of the Climate is a collection of periodic summaries recapping climate-related occurrences on both a global and national scale. The State of the Climate Monthly Overview - Global Snow &...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2002-10-01T00:00:00.000+00:00

The State of the Climate is a collection of periodic summaries recapping climate-related occurrences on both a global and national scale. The State of the Climate Monthly Overview - National Snow...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

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 landscape just north...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This data set contains observations of albedo, depth, and physical characteristics of melt ponds on sea ice, taken during the summer of 1994. The melt ponds studied were located just south of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

Notice: Due to funding limitations, this data set was recently changed to a “Basic” Level of Service. Learn more about what this means for users and how you can share your story here: Level of...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

These streamflow data were collected by the HYD-09 science team to support its research into meltwater supply to the soil during the spring melt period. These data were also collected for HYD-09's...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-08-06

This dataset contains land surface parameters simulated by the Famine Early Warning Systems Network (FEWS NET) Land Data Assimilation System version 2 (FLDAS2) Central Asia model. The FLDAS2...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This data set contains interviews of three hunters from Sanikiliaq, Belcher Islands, in the territory of Nunavut, Canada. The hunters describe their observations of sea ice conditions around the...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This data set includes estimates of permafrost Active Layer Thickness (ALT; cm), and calculated uncertainties, derived using a ground-penetrating radar (GPR) system in the field in August 2014...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

ERS-1 Standard Beam Level 0 Frame

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

ERS-1 Standard Beam Data Level 1

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

The total annual freezing and thawing indices are defined as thecumulative number of degree-days when air temperatures are below andabove zero degrees Celsius. The total annual freezing index has...

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