1997. This polygon shapefile contains ice observations in the Arctic region for May 20, 1997. This layer is part of the Arctic Climate System (ACSYS) His... Arctic Climate System (ACSYS).
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1997. This polygon shapefile contains ice observations in the Arctic region for May 26, 1997. This layer is part of the Arctic Climate System (ACSYS) His... Arctic Climate System (ACSYS).
1990. This polygon shapefile contains ice observations in the Arctic region for June 18, 1990. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
1990. This polygon shapefile contains ice observations in the Arctic region for July 23, 1990. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
1998. This polygon shapefile contains ice observations in the Arctic region for November 23, 1998. This layer is part of the Arctic Climate System (ACSYS... Arctic Climate System (ACSYS).
1991. This polygon shapefile contains ice observations in the Arctic region for March 11, 1991. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1990. This polygon shapefile contains ice observations in the Arctic region for July 16, 1990. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
1991. This polygon shapefile contains ice observations in the Arctic region for March 25, 1991. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1990. This polygon shapefile contains ice observations in the Arctic region for May 7, 1990. This layer is part of the Arctic Climate System (ACSYS) Hist... Arctic Climate System (ACSYS).
1992. This polygon shapefile contains ice observations in the Arctic region for December 7, 1992. This layer is part of the Arctic Climate System (ACSYS)... Arctic Climate System (ACSYS).