2001. U.S. Geological Survey. The National Land Cover Database 2001 tree canopy layer was produced through a cooperative project conducted by the Multi-Resolution Land Character...
1998. James A. Miller (comp.). This data set contains the shallowest principal aquifers of New York State, portrayed as lines. The data set was developed as part of the effort to...
2002. Ithaca-Tompkins County Transportation Council and Tompkins County ITS GIS Division. This data files is a representation of Public Lands for Tompkins County, NY. Provides information about Public Lands for Tompkins County, NY.
2004. Lamont-Doherty Earth Observatory, Columbia University. This dataset provides sediment types found on the floor of the Hudson River Estuary. The sediment type interpretation is based on the grain size an...
2004. Lamont-Doherty Earth Observatory, Columbia University. This dataset provides sedimentary environments of the Hudson River Estuary from Verrazano Narrows Bridge to Troy. Areas of the Hudson River shallow...
1965. Tompkins County Planning Department and Tompkins County ITS GIS Division. Soil associations in Tompkins County. Soil associations are groupings of two of three soil types that are considered similar enough, or are common...
1965. United States Department Of Agriculture (USDA) and Cornell University Agricultural Experiment Station. Various county departments, local municipal agencies, and other not-for-profit organizations have identified the need for a digital soil coverage d...
2000. New York State Adirondack Park Agency. The Adirondack State Forest Acquisition Map contains the old growth timber areas of the Adirondack Park, New York State. Purpose: The data was cre...
1994. U.S. Department of Agriculture, Natural Resources Conservation Service. This data set is a digital general soil association map developed by the National Cooperative Soil Survey. It consists of a broad based inventory o...
1996. New York Aquatic Gap Analysis Group. This shapefile contains polygons representing the stream basins of the Allegheny River watershed in western New York. Basins were developed for str...
1996. New York Aquatic Gap Analysis Group. This shapefile contains polygons representing the stream basins of the French Creek watershed in western New York. Basins were developed for stream...
1997. Cornell Institute for Resource Information Sciences (Cornell IRIS). Submerged aquatic vegetation (SAV) is an important habitat and site of primary production in many aquatic ecosystems but there was no baseline info...
2001. U.S. Geological Survey and Florida Caribbean Science Center. A small mollusk called the zebra mussel has been steadily invading America's rivers and lakes. Zebra mussels colonize water intake pipes and severe...