• Science: Environment: Water Resources  (1,391)

• Center for Environmental Education and Information - CEEI documents polluted streams in the United states by publishing on the web all the Clean Water Act 303(d) lists and documentation.
• Great Lakes Aquatic Habitat Network and Fund - Provides information and financial support to those working to protect and restore shorelines, lakes, rivers, wetlands, and other aquatic habitats in the Great Lakes Basin. Includes news and grant information.
• Ground Water Atlas of the United States - Online USGS publication describes U.S. ground-water resources by region. Covers the 50 states, Puerto Rico, and the U.S. Virgin Islands.
• RiverWeb's American Bottom Landing Site - Explore information about the environment, history, and cultures of this important part of the Mississippi River valley.
• USGS - Arsenic in ground water of the United States - Publications, maps, and data on arsenic in U.S. groundwater.
• USGS -- Water Resources of the United States - Information about water resources from the U.S. Geological Survey. Topics include ground water, surface water, water use, water quality, acid rain, toxic substances hydrology.

Help build the largest human-edited directory on the web. Submit a Site - Open Directory Project - Become an Editor