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Results 1 - 10 from 465 for water quality models in 0.271 sec.
EPA > Water > Databases and Software
Water Information System, Federal Version Safe Drinking Water Information System, State Version Mapping Watershed Assessment, Tracking and Environmental Results (WATERS) National Hydrography Dataset Water Quality Models BASINS Enhanced Stream Water Quality ...
www.epa.gov
Water Quality: Nutrients and Pesticides
Understanding the national, regional, and local importance of land and chemical use, natural features, and management practices on water quality increases the effectiveness of policies designed to protect water ... seasonal periods of higher concentrations. Finally, continued development of reliable predictive models is an essential element of cost-effective strategies to anticipate and ...
www.policyalmanac.org
Water Quality Standards | Water Science | US EPA
Home Water Water Science Water Quality Standards Home Water Quality Standards are the foundation of the water quality-based pollution control program mandated by the Clean Water Act. Water Quality ... contact for specific states and regions. Models | TMDLs | Permits | Water Quality Criteria | Monitoring Local Navigation Water Science Home Water Quality Standards Home Basic Information Where You Live ...
epa.gov
Freshwater Website: Water Modelling (Table of Contents)
Water Modelling (Table of Contents) Bulk Water Removal and Water Export Floods Water Efficiency/ Conservation Water Modelling Water Pollution Water Quality Water Resource Economics Water Use Events Calendar Freshwater Maps General Links Publications Teacher's Corner Water ...
www.ec.gc.ca
Environmental Education - EnviroScape Water Education Models, Pollution & Prevention Models for Drinking Water, Coastal, Watersheds, Wetlands, Landfill, Hazardous Materials Education
Quality environmental education products: Demonstrating pollution — and its prevention — EnviroScape® models create a real sense of understanding through hands-on demonstrations. A series of portable, table-top models ...
enviroscapes.com
Water Conservation in the Great Lakes Region
Studies done on water efficient toilets Several tests and studies evaluating the performance of various models of low-flush toilets ... water resources management, research, and education. American Water Works Association (AWWA) An international nonprofit scientific and educational society dedicated to the improvement of drinking water quality and supply. Association of State and Interstate Water ...
www.great-lakes.net
Air quality testing - Water quality testing - Environmental testing equipment: Rentals
Water quality testing - Environmental testing equipment: Rentals Air quality testing - Water quality testing - Environmental testing equipment: Rentals Rentals Air Monitoring Water Monitoring Water Sampling Health & Safety Other Equipment Equipment Sales Air Monitoring Water Monitoring Water ...
www.pine-environmental.com
THE ECONOMIC IMPACT OF CHANGING WATER QUALITY ON IRRIGATED AGRICULTURE IN THE LOWER VAAL AND RIET RIVERS
Orange River water, they provide a good control for this water quality study. RESEARCH AIMS The main aim of this research project was to develop and apply models to determine ... ). The water quality problem was initially perceived with the main variable being the water quality changes of in stream irrigation water. DWAF data recorded over many years was studied and incorporated into models, ...
fwr.org
Water Quality Information Center: Irrigation
Water Quality USDA. NAL. Water Quality Information Center. 153 citations from the NAL catalog (AGRICOLA) covering Jan 1991-Jun 1996. National Irrigation Water Quality ...
www.nal.usda.gov
Water Quality Information Center: Conservation Effects Assessment Project
Water Quality Information Center: Conservation Effects Assessment Project You are here: Home / Publications / Bibliographies / Conservation Effects Assessment ... and agriculture become informed about the current state of data acquisition and use of simulation models in this emerging field. Agricultural Conservation Practices and Related Issues: Reviews of the State of ...
www.nal.usda.gov
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