Note that some layers are free to download. Others must be requested through the Map and Data Library. All roads can be found for public use at this url http://gis.ny.gov/gisdata/inventories/details.cfm?DSID=932
NEW YORK STATE
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Accurate hydrologic data (over-lake precipitation, runoff, lake evaporation, net basin supplies, connecting channel flows, diversion flows, beginning-of-month lake levels, and changes in storage) are required for simulation, forecasting, and water… Read more.
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online repository in the National Spatial Data Clearinghouse program. CUGIR provides geospatial data and metadata for New York State, with special emphasis on those natural features relevant to agriculture, ecology, natural resources, and human-… Read more.
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2C1Forest is a major Canadian-U.S. collaborative of 50 conservation organizations, researchers, and foundations working to conserve and restore the forests and natural heritage of the Northern Appalachian Acadian ecoregion. From their website: Use… Read more.