2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile contains the boundaries of urban areas with dense areas of human habitation worldwide derived from 2002-2003 MODIS satellite... North American Cartographic Information Society.
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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.
National Imagery and Mapping Agency. Utility lines.The Vector Map (VMap) Level 0 database represents the thirdedition of the Digital Chart of the World. The secondedition was a limited... U.S. National Imagery and Mapping Agency (NIMA).
Smithsonian Institution, Global Volcanism Program. This file contains basic geographic and geologicinformation for volcanoes thought to have been active inthe last 10,000 years (Holocene). The data ... U.S. Geological Survey (USGS).
National Imagery and Mapping Agency. Smaller rivers and streams.The Vector Map (VMap) Level 0 database represents the thirdedition of the Digital Chart of the World. The secondedition ... U.S. National Imagery and Mapping Agency (NIMA).
2007. National Climatic Data Center (U.S.), United States. National Environmental Satellite, Data, and Information Service, United States. National Oceanic and Atmospheric Administration., and Digital Social Science Centaer, Columbia University Libraries. World Weather Stations is a point theme representing weather stations worldwide. Asheville, North Carloina.