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Find environmental data and mapping resources
TOXMAP: Environmental Health e-Maps
A geographic information system from the National Library of Medicine that uses maps of the U.S. to help users visually explore data from the US Environmental Protection Agency (EPA)'s Toxics Release Inventory (TRI) and Superfund Program.
This database contains information about facilities required to report activity to the government. Retrieve information about hazardous waste (including the Biennial Report), toxic and air releases, Superfund sites, and water discharge permits.
NASA Earth Observatory
Represents various environmental data using maps, including temperature change, carbon monoxide occurrence, chlorophyll, cloud fraction, and fire occurrence. Click the Features link to browse maps and images by topic.
Gap Analysis Program (USGS)
Provides information about species distributions to assist land managers in making conservation decisions.
Land Cover Applications and Global Change Home (USGS)
Integrates field data, remote sensing, and simulation models to better understand and seek solutions to national and global environmental issues. Applications support sustainable natural resource use, carbon cycle science, biodiversity conservation, and climate change mitigation.
USGS Maps and Images
Locate maps and environmental images from the U.S. Geological Survey.
Greenhouse Gas Emissions Calculator
A calculator provided by the EPA which allows users to estimate personal or family greenhouse gas emissions.
Total Ozone Mapping Spectrometer
Provided by NASA, this site allows users to find the total column ozone amount using data from the Ozone Monitoring Instrument (OMI) on the Aura spacecraft.
Water Resources of the U.S. (USGS)
This site provides access to water data, publications, and maps, as well as to recent water projects and events.