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Articles on Water

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Prompts like this sign in Coalinga, California, may get people to use less water – but paying them could be more effective. Matt McClain/The Washington Post via Getty Images

A new strategy for western states to adapt to long-term drought: Customized water pricing

Even after January’s storms, California faces a water-scarce future. An economist and an engineer propose a way to test higher water prices as a conservation strategy without hurting low-income users.
Exposed lakebed at the Salton Sea on Dec. 29, 2022. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

Human actions created the Salton Sea, California’s largest lake – here’s how to save it from collapse, protecting wild birds and human health

Fifty years ago, the Salton Sea was a draw for boaters and fishermen; today it’s an ecological time bomb. Two water experts who served on a state review panel describe its proposed rescue plan.
Following historic drought in 2021, reservoir levels dropped down in the Hoover Dam on the Colorado River, which gets its waters from the melting snowpack from the Rocky Mountains of Colorado and Wyoming. (pxhere.com)

Scientists dig deep and find a way to accurately predict snowmelt after droughts

Unprecedented droughts leave the subsurface drier than usual, affecting water supply in subsequent years.
Sheas Creek runs into Alexandra Canal. Photo: Ilaria Vanni

Bell frogs, dugong bones and giant cauliflowers: water stories come to life at Green Square

Long before Green Square was a huge urban renewal project it was Country known to Traditional Owners for its wetlands. Until now, those water stories have remained largely invisible.
Hundreds of freshwater basins across the world, including the dried-up Santa Olalla permanent freshwater lagoon, in Spain’s Doñana National Park, are the most likely to experience social and ecological impacts due to freshwater use. (Donana Biological Station/CSIC)

Ripple effect: As global freshwater basins dry up, the threat to ecosystems and communities grows

While we know how global changes in freshwater pose risks to humans and ecosystems, we know less about how people and ecosystems will respond to these global freshwater challenges.
Water microdroplets provide a unique interface that can significantly speed up chemical reactions. Marianna Armata/Moment via Getty Images

Water was both essential and a barrier to early life on Earth – microdroplets are one potential solution to this paradox

The chemical reaction that forms essential biomolecules like proteins and DNA normally doesn’t occur in the presence of water. Microdroplets provide a unique environment that make it possible.
Snow’s physical properties mean that it can accumulate chemicals from the environment, including nanoparticles from car exhaust. (Shutterstock)

Snow can spread and worsen the effects of pollutants in the environment

From persistent chemicals to exhaust particulate matter, snow accumulates highly toxic pollutants. Regulations are needed to address the impacts on water supplies and the food chain.
Raw sewage bubbles up in the front yard of a home in Jackson, Mississippi, on Oct. 20, 2021. Rory Doyle/The Washington Post via Getty Images

How to steer money for drinking water and sewer upgrades to the communities that need it most

Congress has approved billions of dollars to fix water and sewer systems across the US. But getting that money to needy communities depends on how states define a key word.

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