Since the 1972 U.S. Clean Water Act, government and industry have invested over $1 trillion to abate water pollution, or $100 per person-year. Over half of U.S. stream and river miles, however, still violate pollution standards. We use the most comprehensive set of files ever compiled on water...

Since the 1972 U.S. Clean Water Act, government and industry have invested over $1 trillion to abate water pollution, or $100 per person-year. Over half of U.S. stream and river miles, however, still violate pollution standards. We use the most comprehensive set of files ever compiled on water...

Randomized controlled trials (RCTs) of water treatment are typically powered to detect effects on caregiver-reported diarrhea but not child mortality, as detecting mortality effects requires prohibitively large sample sizes. As a result, water treatment is often not included in lists of...

This paper will examine how habitat restoration, such as revitalizing shellfish beds and restoring wetlands, can be used as a way to clean estuarine waters from the effects of nitrogen pollution, and, in doing so, satisfy the statutory requirements and policy intent of the Clean Water Act.The...