From the United States Geological Survey (USGS), the Columbia Environmental Research Center focuses on environmental contaminants and the effects of habitat alterations on aquatic and terrestrial ecosystems.
The Dryad Digital Repository is a curated resource that makes the data underlying scientific publications discoverable, freely reusable, and citable. Dryad provides a general-purpose home for a wide diversity of datatypes.
This is a publicly accessible registry describing scientific data sets on ecology and the environment. The data sets registered here are associated with articles published in the journals of the Ecological Society of America.
NatureServe Explorer provides conservation status, taxonomy, distribution, and life history information for more than 70,000 plants, animals, and ecological communities and systems in the United States and Canada.