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, ...

Lawsuit: ExxonMobil polluted river, ignored climate change

ExxonMobil has polluted the Mystic River while failing to plan for the potentially severe impacts of climate change at its Boston-area fuel storage terminal, according to a lawsuit filed Thursday by an environmental advocacy ...

Groups plan lawsuit following Columbia Basin salmon die-off

Three environmental groups and two commercial fishing advocacy groups say they will file a lawsuit against the federal government over heat-related fish kills in the Columbia River Basin in the Pacific Northwest.

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 ...

House measure supports shippers on ballast water dumping

A plan gaining support in Congress and backed by the cargo shipping industry would establish a nationwide policy for dumping ballast water into U.S. waterways that environmental groups say would open the door to more invasive ...

Watchdog: No bias in EPA's study on mining in Alaska fishery

A government watchdog found no evidence of bias in how the U.S. Environmental Protection Agency conducted a study on the potential effects of large-scale mining on a world-class salmon fishery in Alaska's Bristol Bay region.

Court orders EPA to revise ship ballast dumping regulations

A federal appeals court ordered the government Monday to rewrite its regulations on ballast water discharges from ships, one of the leading culprits in the spread of invasive species across U.S. waterways.

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