Search Results
2011. World Data Center for Paleoclimatology and NOAA Paleoclimatology Program (U.S.). This line shapefile represents the maximum pleistocene glacier limits (extent). This report is an update of the Alaska PalaeoGlacier Atlas. It incl... World Data Center for Paleoclimatology.
1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 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, 1999, and 2000. California Geological Survey, California. Department of Conservation, Marshall, Gerald, and Mendes, Eric. This line shapefile depicts narrow landslide features within the Elk River watershed in Humboldt County, California. These landslides often occur a... California Geological Survey.
1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, and 2000. California Geological Survey. This line shapefile depicts narrow landslide features within the Albion River watershed region of Mendocino County, California. Narrow landslides a... California Geological Survey.
2005. King, Philip B., Arndt, Raymond E., Schruben, Paul G., Bawiec, Walter J., and Beikman, Helen M. This line shapefile shows the outlines of major calderas and impact structures in the United States. A caldera is a large, generally circular depre... Geological Survey (U.S.) and National Atlas of the United States.
2012. Ritchie, Andrew C., Johnson, Samuel Y., Clahan, Kevin B., Pacific Coastal and Marine Science Center, and Golden, Nadine E. This line shapefile represents paleoshorelines for the geologic and geomorphic map (see sheet 10, SIM 3225) of the Hueneme Canyon and surrounding v... Geological Survey (U.S.).
2005. Geological Survey (U.S.). This map layer contains locations and information on faults and associated folds, in the United States, that are believed to be sources of signific... National Atlas of the United States.
2015. Santa Clara County (Calif.). Planning Office. This polyline shapefile depicts seismic hazard zones in the County of Santa Clara, California. According to the California Department of Conservati... Santa Clara County (Calif.). Planning Office.
2008. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polyline shapefile depicts data compiled within the nine county San Francisco Bay Area Region, California using the following methods: 1) Usin... Bay Area Open Space Council.
1984. California Geological Survey. This line file depicts stream features as of the year 1984 within the Albion River watershed predominantly located on the coastal side of the Mendo... California Geological Survey.
2000. California Geological Survey. This line file depicts stream features as of the year 2000 within the Albion River watershed predominantly located on the coastal side of the Mendo... California Geological Survey.