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This is a coverage of the Colorado Plateau coal assessment study area. The study area outline was drawn on the county lines that most closely outline the coal-bearing rocks in the Colorado Plateau Region. The county outlines originate from a national coverage for which lines were extracted from U.S. Census 1990 TIGER/line files using an AML program written by Nebert, D., and Negri, M., USGS-Water Resources Division (WRD), running on two Data General 6220 servers.
Categories: Web Site; Tags: 04001 = Apache, 04005 = Coconino, 04007 = Gila, 04009 = Graham, 04011 = Greenlee, All tags...
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The passage of the North American Trade Agreement (NAFTA),establishment of the Border Environmental Cooperation Commissionas well as the EPA U.S./Mexico Border XXI Program has focusedattention to the environmental social-cultural, and economicconditions in the United States-Mexico frontier and to theenhanced necessity of a binational, transborder approach inaddressing problems. Towards this end, this U.S.-Mexicoborderlands Thematic Mapper selection is designed to be utilizedas fundamental part of a basic geographic information systemdatabase for natural resource, environmental, and land-managementstudies.
Tags: 04003 = Cochise, 04013 = Maricopa, 04019 = Pima, 04023 = Santa Cruz, 04027 = Yuma, All tags...


    map background search result map search result map The Colorado Plateau coal assessment study area Processed Thematic Mapper satellite imagery for selected areas within the U.S.-Mexico borderlands The Colorado Plateau coal assessment study area Processed Thematic Mapper satellite imagery for selected areas within the U.S.-Mexico borderlands