Pollution and Water Quality
According to the United Nations, declining water quality has become a global issue of concern as human populations grow, industrial and agricultural activities expand, and climate change threatens to cause major alterations to the hydrological cycle. Resources available in this sub-theme include manuals describing water quality testing and treatment, reports and assessments of water quality from around the world, methods of maintaining water quality and managing pollution, and other resources that support enabling environments for effective water quality control.
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Pollution and Water Quality Resources
Water Quality Index for Runoff Water from Agricultural Fields (WQIag)
U.S. Department of Agriculture
Water Quality Index for Runoff from Agricultural Fields (WQI) is currently being developed by the USDA/NRCS-WNTSC National Water Quality/Quantity Team in Portland, Oregon. The purpose/benefits of this tool include: comparative assessment over time & space, no substitute for monitoring/...Read more
Agricultural Policy/Environmental eXtender (APEX)
U.S. Department of Agriculture
The Agricultural Policy/Environmental eXtender (APEX) model was developed for use in whole farm/small watershed management. The model was constructed to evaluate various land management strategies considering sustainability, erosion (wind, sheet, and channel), economics, water supply and quality,...Read more
Agricultural Non-Point Source Pollution Model
U.S. Department of Agriculture
AGNPS is a tool for use in evaluating the effect of management decisions impacting water, sediment and chemical loadings within a watershed system.
The term "AGNPS" now refers to the system of modeling components instead of the single event AGNPS, which was discontinued in the mid-1990...Read more
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