2002. U.S. Geological Survey. This Butterfly Occurrence Database portrays the occurrence of butterflies in counties in New York State. Butterfly occurrence data are cumulative, ...
2003. Cayuga Lake Watershed Network and Nicholas Hollingshead, GIS Analyst. This dataset delineates impervious surfaces within the Cayuga Lake Watershed. However, the current dataset is limited to Cayuga County. These polyg...
2003. U.S. Geological Survey. The National Land Cover Database 1992/2001 Change Product was produced through a cooperative project conducted by the Multi-Resolution Land Charact...
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.