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1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 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, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, and 2005. California Geological Survey, California. Department of Conservation, Marshall, Gerald, and Mendes, Eric. This polygon shapefile depicts active and dormant landslides within the Elk River watershed in Humboldt County, California. This layer does not inc... California Geological Survey.
2002. National Atlas of the United States. This polygon shapefile portrays a selected set of information that was collected for the 2002 Census of Agriculture by the National Agricultural St... National Atlas of the United States.
2002. This polygon shapefile depicts the annual growth of biomass outside of croplands as well as the theoretically harvestable biomass yield outside of ... World Resources Institute.
2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010. World Resources Institute. This polygon shapefile portrays annual projected water balance by subdrainage area in Kenya for 2000 and 2010. The data was taken from the Kenya Na... World Resources Institute.
2002. This polygon shapefile contains ice observations in the Arctic region for April 1, 2002. This layer is part of the Arctic Climate System (ACSYS) Hi... Arctic Climate System (ACSYS).
2002. This polygon shapefile contains ice observations in the Arctic region for April 10, 2002. 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 11, 2002. 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 12, 2002. 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 15, 2002. 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 16, 2002. This layer is part of the Arctic Climate System (ACSYS) H... Arctic Climate System (ACSYS).