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    • Change in Permafrost Temperatures in Alaska, 1978-2023

    Metadata Updated: February 25, 2025

    This map shows the change in permafrost temperature per decade for long-term borehole sites in Alaska. As the circles get larger, the rate of warming per decade increases. The blue circle represents a cooling trend. For more information: https://www.epa.gov/climatechange/science/indicators.

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date December 20, 2024
    Metadata Created Date February 25, 2025
    Metadata Updated Date February 25, 2025
    Reference Date(s) []
    Frequency Of Update

    Metadata Source

    Harvested from Environmental Dataset Gateway ISO Geospatial Metadata

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Date December 20, 2024
    Metadata Created Date February 25, 2025
    Metadata Updated Date February 25, 2025
    Reference Date(s) []
    Responsible Party U.S. Environmental Protection Agency, Office of Air and Radiation (Publisher)
    Contact Email
    Guid D644FD2F-5555-4AB4-9A8D-B32FB8CF56EE
    Access Constraints https://edg.epa.gov/EPA_Data_License.html
    Bbox East Long -143.6285
    Bbox North Lat 71.309
    Bbox South Lat 62.1669
    Bbox West Long -156.6615
    Coupled Resource
    Frequency Of Update
    Harvest Object Id f203a112-0881-4880-b41f-3e11b51ab577
    Harvest Source Id 9b3cd81e-5515-4bb7-ad3c-5ae44de9b4bd
    Harvest Source Title Environmental Dataset Gateway ISO Geospatial Metadata
    Licence None. Please check sources, scale, accuracy, currency and other available information. Please confirm that you are using the most recent copy of both data and metadata. Acknowledgement of the EPA would be appreciated.
    Lineage
    Metadata Language eng
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-156.6615, 62.1669], [-143.6285, 62.1669], [-143.6285, 71.309], [-156.6615, 71.309], [-156.6615, 62.1669]]]}
    Progress
    Spatial Data Service Type
    Spatial Reference System 4269
    Spatial Harvester True

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