Related topics: water

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.

Toxic blue-green algae adapt to rising CO2

A common type of blue-green algae is finding it easy to adapt to Earth's rising CO2 levels, meaning blue-green algae – of which there are many toxin-producing varieties – are even more adept at handling changing climatic ...

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 ...

Harvesting water from air with less energy

Getting clean water to communities in parched areas of the planet remains an ongoing challenge. Recent developments that harvest water from air have been proposed as a solution. However, the technology to do so consumes a ...

Energy saving filters for wastewater treatment

Scientists at Nanyang Technological University (NTU Singapore) have invented a new type of nanofilter that could reduce the energy needed to treat wastewater by up to five times.

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 ...

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