Open Directory - Science: Environment: Water Resources: Water Quality
This category in other languages: - Philomath High School senior class project that monitors water quality of swimming holes. Includes photos of the sites and water quality results. - Information concerning the impact of phosphates on aquatic systems and the environment, the properties and performance of polyphosphate products, and measures to reduce phosphate discharges. - EPA's information resources on clean lakes, including links to on-line documents, the latest [1994] published 305(b) report, and ordering instructions for other documents about clean lakes. - Applying ecological principles and natural systems to create water and waste solutions for households, communities, agriculture, landfills and industry. - A multidisciplinary team that analyzes and conducts natural resource management programs with an emphasis on nonpoint source (NPS) pollution policy,assessment, and control technologies. - Demonstration of a market-based approach for protecting and improving water quality. Nutrient trading involves allowing sources to trade in ways that meet local and watershed-wide water quality goals. - 7th graders Dave and Adnan built with website providing information on water testing, pullutants, and watersheds. - SEL Environmental is a sub-contractor specialising in engineered solutions for passive and active gas protection to structures, stormwater management, in-ground vertical geomembrane barrier and vent trenches. - Assessment of trace elements in ground water, surface water, streambed sediment, and fish and clam tissue across the United States. - Goal is to provide unbiased earth science information on the behavior of toxic substances in U.S. hydrologic environments. - Magazine offering editorial content on developments in water conditioning, filtration and disinfection for residential, commercial and industrial systems. Lists forcoming trade shows, product and careers database, articles, newsletter, subscriptions based in the USA. - A large number of technical papers on water quality evaluation and management by G. Fred Lee and Anne Jones-Lee available to download. Topics include pesticides, PCBs, heavy metals, nutrients, toxicity, wastewater, stormwater, sediments, water quality criteria and standards. - Presented to raise awareness of water-quality issues. Offers information on rainfall, weather, watersheds, stormwater projects, and pollution. - Organisation which carries out monitoring programs, and the testing of physical and chemical properties of water.
