Government Resources - Federal: Natural Resources

Find a National Wildlife Refuge by Zip Code, by State or by Refuge Name

Locate U.S. endangered species by state.

Locate invasive species information available at the federal, state, and international levels

Provides standardized information about the vascular plants, mosses, liverworts, hornworts, and lichens of the U.S. and its territories.

Free, full text publications by research and development scientists in the US Forest Service

Searchable collection of selected images, historical artifacts, audio clips, publications, and video, most of which are in the public domain

Provides maps and other information on US wetlands.