2002, 2003, and 2004. Geological Survey (U.S.). This point shapefile portrays major dams of the United States, including Puerto Rico and the U.S. Virgin Islands. The map layer was created by extr... Geological Survey (U.S.).
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2006. Rawson, Peg. This point shapefile depicts major dams in the United States, including Puerto Rico and the U.S. Virgin Islands. The map layer was created by extra... United States. Bureau of Transportation Statistics.
2013. Waterborne Commerce Statistics Center (U.S.) and United States. Bureau of Transportation Statisticsf. This point shapefile depicts ports politically defined by port limits or USACE projects, excluding non-USACE projects not authorized for publicatio... United States. Bureau of Transportation Statistics.
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, and 1999. Geological Survey (U.S.). This line shapefile portrays the major roads in the United States, Puerto Rico, and the U.S. Virgin Islands. The file was produced by joining the i... Geological Survey (U.S.).
2011. Bay Area Open Space Council. This data comes from a variety of sources developed over the years including ESRI data, Department of Transportation, TIGER and counties. It is not... Bay Area Open Space Council.
2013. California. Department of Transportation. This point shapefile contains the locations of transfer facilities that generate major truck traffic in California. Traffic generators were identif... California. Department of Transportation.
2000. This raster dataset represents the average yield for mango crops in tons per hectare. Croplands cover ~15 million km2 of the planet and provide the... University of Minnesota. Institute on the Environment.
2000. This raster dataset represents the agricultural census data quality for mango crop yields. Data quality categories include (0= missing, 0.25= count... University of Minnesota. Institute on the Environment.
2000. This raster dataset represents the agricultural census data quality for harvested areas of mango crops. Data quality categories include (0= missing... University of Minnesota. Institute on the Environment.
2000. This raster dataset depicts the average fractional proportion of a gridcell for mango crops that were harvested circa 2000. Croplands cover ~15 mil... University of Minnesota. Institute on the Environment.