- includes sections on air, soil (listed under air), and water pollutants

- "an open source web platform that will aggregate, federate, and connect water data and information enabling users to access, mashup, analyze, model and interpret water data, information, issues and opportunities"

- "A searchable online repository containing 54168 publication citations and providing access to 10731 full-text publications. This web-based archive is a valuable resource for NRC researchers, collaborators and the public"

- Carbon Dioxide Information Analysis Center (CDIAC)
- is the "primary climate-change data and information analysis center of the U.S. Department of Energy (DOE)"

- a pdf document