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Articles: Water Supplies (313)

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Nile River Nations Agree to Cooperate, but Danger Lurks for One of Planet’s Great Wetlands

Earlier this month, the foreign ministers of Sudan, Egypt and Ethiopia reached agreement on basic principles for managing what will be Africa’s largest hydroelectric dam.

Lessons from São Paulo’s Water Shortage

It’s getting harder and harder to separate nature’s role in disasters from our own, and the dire water predicament confronting São Paulo, Brazil, is no exception.

India’s Food Security Threatened by Groundwater Depletion

Without serious efforts to stem the mining of groundwater, food production will decline.

A Year Without the Colorado River, as Seen by Economists

Imagine if each tap that delivered water from the Colorado River – whether to a farm, a factory, or a home – suddenly went dry for a year. What would happen to the West’s economy?

Securing Water for Urban Farms

A surprisingly large share of the world’s cropland is found not in rural areas, but within cities and their immediate surroundings.

What the Disappearing Aral Sea Tells Us about the Value of Water

The satellite image of the Aral Sea recently released by NASA just about knocked my socks off. It wasn’t that the sea was shrinking; that’s been true for decades. It was how fast it was disappearing.

Rivers Need a Thorough Health Exam

It might be surprising that globally we don’t systematically monitor the health of our rivers. Imagine damming and diverting the arteries in our bodies without taking care to monitor the consequences. Our health would turn precarious, to say the least.

The Risky Rise of the Dams

With mining growth comes larger, deeper, more unwieldy tailings ponds, experts warn.

Groundwater Depletion in Colorado River Basin Poses Big Risk to Water Security

"We thought that the picture could be pretty bad, but this was shocking."

West-Slope Colorado Towns Restore Local Flows, Even as Thirsty Front-Range Lawns Drink From their Rivers

When residents in Denver, Colorado Springs and other cities on the Front Range of the Rocky Mountains turn on their sprinklers to irrigate lawns, they rarely think about the fate of fish in the headwaters of the Colorado River on the other side of the Continental Divide.

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