2010. Geological Survey (U.S.). This layer is a georeferenced raster image displaying elevation data for Alaska using an Albers projection. The elevation data were derived from Na... National Atlas of the United States.
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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, 2005, 2006, 2007, 2008, 2009, and 2010. International Heat Flow Commission, International Association of Seismology and Physics of the Earth's Interior, and Oklahoma State University. Department of Geography. Cartography Service. This point shapefile contains heat flow data for North America compiled from sources dating from 1947 to 2010. Heat flow is a measure of heat loss ... International Heat Flow Commission.
2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016. Gap Analysis Program (U.S.). This polygon shapefile contains combined PAD-US Fee and Easements features for Alaska. The USGS Protected Areas Database of the United States (PAD-... Gap Analysis Program (U.S.).
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. This polygon shapefile contains Comprehensive Housing Affordability Strategy (CHAS) data at the county level. The CHAS is derived from the American... United States. Department of Housing and Urban Development.
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. This polygon shapefile contains Comprehensive Housing Affordability Strategy (CHAS) data at the geographic summary level 080 (State - County - Coun... United States. Department of Housing and Urban Development.
2007, 2008, 2009, 2010, and 2011. United States. Department of Housing and Urban Development. This polygon shapefile contains 5-year American Community Survey (ACS) estimates of demographic variables at the state level. The TIGER/Line Files ... United States. Department of Housing and Urban Development.
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. 5-year American Community Survey estimates of housing variables (see below) at the county level released in 2012. The TIGER/Line Files are shapefil... United States. Department of Housing and Urban Development.
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. 5-year American Community Survey estimates of housing variables (see below) at the state level released in 2012. The TIGER/Line Files are shapefile... United States. Department of Housing and Urban Development.
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. 5-year American Community Survey estimates of housing variables (see below) at the tract level released in 2012. The TIGER/Line Files are shapefile... United States. Department of Housing and Urban Development.
2008, 2009, 2010, 2011, and 2012. United States. Department of Housing and Urban Development. 5-year American Community Survey estimates of socioeconomic variables (see below) at the county level released in 2012. The TIGER/Line Files are sh... United States. Department of Housing and Urban Development.