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Start Over Year 1991 Format Shapefile
1991. This polygon shapefile contains ice observations in the Arctic region for November 4, 1991. 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 October 14, 1991. 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 October 21, 1991. 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 October 28, 1991. 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 September 17, 1991. This layer is part of the Arctic Climate System (ACSY... Arctic Climate System (ACSYS).
1991. This polygon shapefile contains ice observations in the Arctic region for September 2, 1991. 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 September 23, 1991. This layer is part of the Arctic Climate System (ACSY... Arctic Climate System (ACSYS).
1991. This polygon shapefile contains ice observations in the Arctic region for September 30, 1991. This layer is part of the Arctic Climate System (ACSY... Arctic Climate System (ACSYS).
1991. This polygon shapefile contains ice observations in the Arctic region for September 9, 1991. This layer is part of the Arctic Climate System (ACSYS... Arctic Climate System (ACSYS).
1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, and 1991. Instituto Brasileiro de Geografia e Estatística. This point shapefile contains the location of Brasilia, established as the federal capital of Brazil on April 21, 1960, Brasilia superseded Rio de ... Instituto Brasileiro de Geografia e Estatística.