This website presents the California Native Plant Society, a national leader in biological diversity conservation science and advocacy. Established in 1965, the CNPS "is a statewide non-profit organization of amateurs...

Created by an enthusiast, this site is a unique compilation of botanical etymology from a broad range of sources. The list focuses on plants found in Southern California, but "many if not most of these names are in...

This diagram illustrates some of the most abundant stores of carbon and identifies some of the pathways in the carbon cycle along which carbon is transferred from one form to another. Long-term sinks of carbon are...

This site, from the North Carolina. Division of Pollution Prevention and Environmental Assistance, contains a brief, illustrated brochure on How to Build and Install a Rain Barrel. In addition to building a rain barrel,...

This is the website for the Chesapeake Bay Program's data network, providing access to water quality, living resources, fisheries, point source, plankton, and monitoring databases. Site provides a wealth of data and...