You searched for: Data type Polygon Remove constraint Data type: Polygon Year 1997 Remove constraint Year: 1997
1997. United States. National Imagery and Mapping Agency. This datalayer is a polygon coverage representing land ice areas (snow fields or ice fields which are on land) worldwide and was published as part ... American Geological Institute.
1997. United States. National Imagery and Mapping Agency. This datalayer is a polygon coverage representing worldwide locations where natural resources are being extracted from the earth and locations wher... American Geological Institute.
1997. International Livestock Research Institute, Baltenweck, I., Staal, S. J., Wanyoike, F., Ochungo, P., and Kariuki, E. This polygon shapefile portrays areas of milk surplus and deficit in central and western Kenya, 1997. Calculations of milk production were done by ... International Livestock Research Institute.
1997. U.S. GEOLOGICAL SURVEY. Slides and earth flows are landslides that can pose serious hazard to property in the hillside terrain of the San Francisco Bay region. They tend t... Menlo Park (Calif.) U.s. Geological Survey.
1997. Teale GIS Solution Group. COVERAGE DESCRIPTION: The 'PRECIPITATION' layer represents lines of equal rainfall (isohyets) based on long-term mean annual precipitation data com... Napa County (Calif.). County Of Napa.
1997. Massachusetts. Executive Office of Environmental Affairs. MassGIS produced an aquifer datalayer composed of 20 individual panels, generally based on the boundaries of the major drainage basins. Areas of h... Office of Geographic and Environmental Information (MassGIS).
1997. MassGIS (Office : Mass.). The Massachusetts State Senate Legislative Districts (1993) datalayer reflects the State Senate district boundaries as defined by Chapter 274 of th... Office of Geographic and Environmental Information (MassGIS).
1997. Massachusetts. Dept. of Environmental Management. The datalayer contains the majority of the facilities currently regulated under DEP's solid waste regulations (310 CMR 16.00 19.00). The 579 poly... Office of Geographic and Environmental Information (MassGIS).
1997. MassGIS (Office : Mass.). This datalayer contains polygons representing Non-Potential Drinking Water Source Areas (NPDWSA) for Cape Cod, Martha's Vineyard, Nantucket, and th... Office of Geographic and Environmental Information (MassGIS).
1997. California Department of Forestry and Fire Protection (CDF) (using data from BOR and DOC FMMP) and Department of Conservation (DOC) Farmland Mapping and Monitoring Program (FMMP). In late 1996, the Dept of Conservation (DOC) surveyed state and federal agencies about the county boundary coverage they used. As a result, DOC ado... Shasta County (Calif.).