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Start Over Year 1991 Theme Oceans
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).
1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, and 2008. Coastal Services Center (U.S.), United States. National Oceanic and Atmospheric Administration, and United States. National Ocean Service. The Coastal Barrier Resources Act (CBRA) of 1982 established the John H. Chafee Coastal Barrier Resources System (CBRS), comprised of undeveloped c... United States. National Ocean Service.
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, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, and 2014. U.S. Fish and Wildlife Service. This polygon shapefile represents the extent, approximate location and type of wetlands and deepwater habitats in the Northeastern United States be... U.S. Fish and Wildlife Service.
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, 2005, 2006, and 2007. Nature Conservancy (U.S.). Geospatial data obtained from the United States Navy included point shapefiles of valid sightings for all marine mammal targets and pre-calculated ... Northeast Ocean Data.