Search Results
1975. United States. Bureau of Transportation Statistics. This point shapefile contains information about vehicle accident characteristics and environmental conditions at the time of the crash, between 197... United States. Bureau of Transportation Statistics.
2002. EROS Data Center. The grayscale Alaska shaded relief data were derived from National Elevation Dataset (NED) data, and show the terrain of Alaska at a resolution of ... National Atlas of the United States.
2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at crude resolution. Crude represents an 80 percent reduction in size and qua... United States. National Geospatial-Intelligence Agency.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts ports worldwide used for loading and unloading vessels and usually located in harbors, including land office, crane, d... North American Cartographic Information Society.
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, 2010, 2011, 2012, 2013, and 2014. Environmental Systems Research Institute (Redlands, Calif.) and Geological Survey (U.S.). This point shapefile contains the proper names and locations of schools in the United States and its Territories using the Federal standard for geo... Environmental Systems Research Institute (Redlands, Calif.).
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts airports worldwide, including terminal, parking, ramp and runway locations ordered best to worst. Locations could be u... North American Cartographic Information Society.
2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile depicts boundaries of urban areas with dense areas of human habitation worldwide. Regional significance is favored over popu... North American Cartographic Information Society.
2013. Geological Survey (U.S.). The Color Shaded Relief of Alaska map layer is a 100-meter resolution color-sliced elevation image of Alaska, with relief shading added to accentua... National Atlas of the United States.
2012. Geological Survey (U.S.). This layer is a georeferenced raster image displaying color-sliced elevation data for Alaska at 100-meter resolution, using an Albers Equal-Area Co... National Atlas of the United States.
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.