Articles on Colorado River

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The Elbe River in Magdeburg, Germany, on Aug. 8, 2026. The river, which flows through the Czech Republic and Germany, saw record-low water levels amid intense droughts and heatwaves across Europe. (Roy Zuo/Wikimedia Commons)

Data centres and democratic decline could lead to more water conflict in the future

To protect our planet’s waters, we need to better understand these new economic and technological factors that underlie disputes over water.
The Denver suburb of Castle Rock, Colo., limits water use in future developments. Homeowners are embracing water-efficient yards. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

Water conservation works, but climate change is outpacing it: Phoenix, Denver and Las Vegas offer a glimpse of the future

Cities have the best chance of reducing water use when people actively participate in water conservation, but even that might not be enough in the future.
The Salton Sea is shrinking and releasing toxic dust from its lake bed. Jennifer Davis/iStock/Getty Images Plus

Toxic dust from California’s shrinking Salton Sea is harming children’s lung growth – our study tracked the impact in 700 kids

A new study reveals how the lake bed’s toxic dust impairs lung development in children living nearby.
View of the Rio Grande flowing through Ciudad Juarez, Mexico, photographed from the Paso Del Norte International Bridge. Paul Rarje/AFP via Getty Images

Water is the other US‑Mexico border crisis, and the supply crunch is getting worse

Immigration isn’t the only hot-button issue along the US-Mexico border. There’s also a growing water shortage that’s affecting farmers, businesses and cities on both sides.
The Rio Grande, viewed from the Zaragoza International Bridge between El Paso, Texas, and Ciudad Juarez, Mexico. Vianey Rueda

The Rio Grande isn’t just a border – it’s a river in crisis

When the Rio Grande figures in US news reports, it’s usually in relation to stories about immigration, drug trafficking or trade. But the river is also an important water source – and it’s shrinking.
Suburban development in Maricopa County, Arizona, with lakes, lush golf courses and water-guzzling lawns. Wild Horizon/Universal Images Group via Getty Images

What Arizona and other drought‑ridden states can learn from Israel’s pioneering water strategy

Arizona is considering a multibillion-dollar desalination project to address its urgent water needs. Three water experts call for a go-slow approach and point to Israel as a role model.
Sprinklers water a lettuce field in Holtville, California with Colorado River water. Sandy Huffaker/AFP via Getty Images

The Colorado River drought crisis: 5 essential reads

Two decades of drought have reduced the river’s flow by one-third compared to historical averages. The Biden administration is considering mandatory cuts to some states’ water allocations.
California’s snowpack was more than twice the average in much of the state in early March 2023. Mario Tama/Getty Images

Is the Western drought finally ending? That depends on where you look

Reservoirs and streams are in good shape in California and the Great Basin, but groundwater and ecosystems are another story. And then there’s the Colorado River Basin.
The white ‘bathtub ring’ around Lake Mead, shown on Jan. 11, 2022, is roughly 160 feet high and reflects falling water levels. George Rose/Getty Images

What is dead pool? A water expert explains

The Colorado River provides water and electricity to 40 million people in the western US, but falling water levels threaten both of those resources.

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