Provides bibliographic citations to scientific literature covering a wide variety of water-related topics.
Dynamic Bibliographies - Articles and Books

Environmental Protection Agency.
Provides access to EPA publications.
National Water Quality Monitoring Council
Fact sheets, reports, brochures, posters, etc. covering water quality monitoring.
USDA ARS LTAR Network.
The USDA Agricultural Research Service (ARS) Long-Term Agroecosystem Research network consists of 18 Federal and university agricultural research sites with an average of over 50 years of history. The goal of this research network is to ensure sustained crop and livestock production and ecosystem services from agroecosystems, and to forecast and verify the effects of environmental trends, public policies, and emerging technologies.
U. S. Geological Survey.
Provides access to water publications from the U. S. Geological Survey.