New technology helps pinpoint sources of water contamination

When the local water management agency closes your favorite beach due to unhealthy water quality, how reliable are the tests they base their decisions on? As it turns out, those tests, as well as the standards behind them, ...

Cleaner air may be driving water quality in Chesapeake Bay

A new study suggests that improvements in air quality over the Potomac watershed, including the Washington, D.C., metro area, may be responsible for recent progress on water quality in the Chesapeake Bay. Scientists from ...

Cleaning up decades of phosphorus pollution in lakes

Phosphorus is the biggest cause of water quality degradation worldwide, causing 'dead zones', toxic algal blooms, a loss of biodiversity and increased health risks for the plants, animals and humans that come in contact with ...

EPA: Clean water rule in effect despite court ruling

The Environmental Protection Agency says it is going forward with a new federal rule to protect small streams, tributaries and wetlands, despite a court ruling that blocked the measure in 13 central and Western states.

page 4 from 9