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Start Over Year 1999 Resource Type Polygon data Subject Sea ice
1999. This polygon shapefile contains ice observations in the Arctic region for April 12, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 13, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 14, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 15, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 16, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 19, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 20, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 21, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 22, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1999. This polygon shapefile contains ice observations in the Arctic region for April 23, 1999. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).

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