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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.
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.
Applying ecological principles and natural systems to create water and waste solutions for households, communities, agriculture, landfills and industry.
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.
Computer application being developed to help water managers to evaluate the effect of large nutrient loads on stream nutrient retention, by analyzing relationships between stream nutrient retention and several physical, chemical and biological parameters. Overview, participants, sample study sites in the Mediterranean region, and publications.
Provideseditorial content including developments in water conditioning, filtration and disinfection for residential, commercial and industrial systems.