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Erosion features related to thaw of permafrost in the NPS Arctic Inventory and Monitoring Network, Alaska, 2020 update

Published by National Park Service | Department of the Interior | Catalog Last Checked: March 04, 2026 at 06:49 AM | Dataset Last Updated: January 01, 2020 at 12:00 AM
Spatial data used for analysis of trends in the occurrence of erosion features caused by thaw in the five National Park Service units of the Arctic Inventory and Monitoring Network, Alaska

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Complete Metadata
@type dcat:Dataset
accessLevel public
bureauCode 
[
  "010:24"
]
contactPoint 
{
  "fn": "NPS IRMA Help",
  "@type": "vcard:Contact",
  "hasEmail": "mailto:NRSS_DataStore@nps.gov"
}
description Spatial data used for analysis of trends in the occurrence of erosion features caused by thaw in the five National Park Service units of the Arctic Inventory and Monitoring Network, Alaska
distribution 
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    "mediaType": "application/zip",
    "description": "All of the shapefile data contained in this IRMA reference, exported in GeoJSON format, with the same naming convention as the shapefiles",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645125?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "CloudsAHAP.zip",
    "format": "zip",
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    "description": "Clouds on AHAP images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645108?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
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    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645109?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
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    "format": "zip",
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    "description": "Clouds on SPOT images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645110?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "CloudsWV23.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Clouds on Worldview images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645111?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPtsIKONOS.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Deliverable B1. Points used to erosion features from IKONOS (episode 2) images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645117?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPtsAHAP.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Deliverable B1. Points used to map erosion features from AHAP (episode 1) images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645116?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPtsSPOT67.zip",
    "format": "zip",
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    "description": "Deliverable B1. Points used to map erosion features from Worldview (episode 3) images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645119?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPolysAHAP.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Deliverable B2. Polygons of erosion features from AHAP (episode 1) images. Shapefile format.",
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  },
  {
    "@type": "dcat:Distribution",
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    "format": "zip",
    "mediaType": "application/zip",
    "description": "Deliverable B2. Polygons of erosion features from IKONOS (episode 2) images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645113?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPolysSPOT67.zip",
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  },
  {
    "@type": "dcat:Distribution",
    "title": "ErosionPolysWV23.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Deliverable B2. Polygons of erosion features from Worldview (episode 3) images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645115?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "CentersAHAP.txt",
    "format": "txt",
    "mediaType": "text/plain",
    "description": "Deliverable B3. Single points representing the location of erosion features, with the feature area, from AHAP images (episode 1). Tab-delimited text table with coordinates in Alaska Albers coordinate system.",
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  },
  {
    "@type": "dcat:Distribution",
    "title": "CentersIKONOS.txt",
    "format": "txt",
    "mediaType": "text/plain",
    "description": "Deliverable B3. Single points representing the location of erosion features, with the feature area, from IKONOS images (episode 2). Tab-delimited text table with coordinates in Alaska Albers coordinate system.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645121?Reference=2278022"
  },
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    "description": "Deliverable B3. Single points representing the location of erosion features, with the feature area, from SPOT images (episode 3). Tab-delimited text table with coordinates in Alaska Albers coordinate system.",
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  {
    "@type": "dcat:Distribution",
    "title": "CentersWV23.txt",
    "format": "txt",
    "mediaType": "text/plain",
    "description": "Deliverable B3. Single points representing the location of erosion features, with the feature area, from Worldview images (episode 3). Tab-delimited text table with coordinates in Alaska Albers coordinate system.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645123?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "AHIKWV_1.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 1 extent minus clouds on AHAP, IKONOS, and Worldview images. Shapefile format.",
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  },
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    "mediaType": "application/zip",
    "description": "Study area 1 outline. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645104?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "AHIKSP_2.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 2 extent minus clouds on AHAP, IKONOS, and SPOT images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645101?Reference=2278022"
  },
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    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 2 outline. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645105?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "AHIKWV_3.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 3 extent minus clouds on AHAP, IKONOS, and Worldview images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645102?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
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    "mediaType": "application/zip",
    "description": "Study area 3 outline. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645106?Reference=2278022"
  },
  {
    "@type": "dcat:Distribution",
    "title": "AHIKSP_4.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 4 extent minus clouds on AHAP, IKONOS, and SPOT images. Shapefile format.",
    "downloadURL": "https://irma.nps.gov/DataStore/DownloadFile/645103?Reference=2278022"
  },
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    "@type": "dcat:Distribution",
    "title": "Area4outline.zip",
    "format": "zip",
    "mediaType": "application/zip",
    "description": "Study area 4 outline. Shapefile format.",
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  }
]
identifier http://datainventory.doi.gov/id/dataset/NPS_DataStore_2278022
issued 2020-01-01T00:00:00Z
keyword 
[
  "arctic",
  "erosion",
  "landslides",
  "permafrost",
  "tundra"
]
landingPage https://irma.nps.gov/DataStore/Reference/Profile/2278022
modified 2020-01-01T00:00:00Z
programCode 
[
  "010:118",
  "010:119"
]
publisher 
{
  "name": "National Park Service",
  "@type": "org:Organization"
}
spatial -174,58.5,-145.4,71.3
temporal 1977-01-01/2019-01-01
theme 
[
  "geospatial"
]
title Erosion features related to thaw of permafrost in the NPS Arctic Inventory and Monitoring Network, Alaska, 2020 update

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