Environmental Quality Information Systems (EQulS) database software for the electronic import and distribution of environmental data. www.earthsoft.com

Environmental Visualization Systems (EVS) 3D visualization software for displaying environmental, GIS, and hydrogeologic data in multiple dimensions. www.ctech.com

Indiana Spatial Data Portal containing statewide GIS datasets for Indiana of aerial photos, topographic maps, digital elevation data, and various other local data. www.indiana.edu/~gisdata/