Search Results
1969. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for April 18, 1969. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1974. This polygon shapefile contains ice observations in the Arctic region for April 18, 1974. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1977. This polygon shapefile contains ice observations in the Arctic region for April 18, 1977. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1983. This polygon shapefile contains ice observations in the Arctic region for April 18, 1983. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1988. This polygon shapefile contains ice observations in the Arctic region for April 18, 1988. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1994. This polygon shapefile contains ice observations in the Arctic region for April 18, 1994. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
1995. This polygon shapefile contains ice observations in the Arctic region for April 18, 1995. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
2000. This polygon shapefile contains ice observations in the Arctic region for April 18, 2000. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
2001. This polygon shapefile contains ice observations in the Arctic region for April 18, 2001. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).
2002. This polygon shapefile contains ice observations in the Arctic region for April 18, 2002. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).