Posts

Study: 80 Percent of U.S. Electricity from Renewables Is Technically Feasible, But Faces Significant Barriers

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A massive U.S. government study shows what an electrical grid powered largely by renewable sources looks like, but not the path to get there.
Digital Controls Improve Energy Efficiency

The Stream, March 7: Australia Floods Stir Murray-Darling Debate

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Extensive flooding in Australia makes the need to implement a…
Digital Controls Improve Energy Efficiency

The Stream, February 3: Fixing U.S. Water Infrastructure

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It will take $US 1 trillion over the next 25 years to fix the…
Digital Controls Improve Energy Efficiency

The Stream, December 12: Energy Projects Search for Water

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An Australian company found a water supply for one of the largest…
Digital Controls Improve Energy Efficiency

The Stream, November 16: Air Pollution Worsens Droughts and Floods

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Wind-generated electricity will cost the same as electricity…
Digital Controls Improve Energy Efficiency

The Stream, November 9: Fracking Without Water

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A new method of hydraulic fracturing utilizes reusable liquid…
Susitna River approved for Dam

Alaska Governor Authorizes $4.5 Billion Dam Project

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Throughout many parts of the United States, old dams are being removed. But in Alaska, the state legislature and the governor want to build what would be one of the nation’s tallest hydroelectric facilities. If built, the 200-meter dam on the Susitna River would be the nation’s fifth tallest.
UNESCO

United Nations Urges Ethiopia to Suspend Gibe III Dam Construction

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In June, a committee concluded that the construction of the dam endangered the existence of Lake Turkana, the largest desert lake in the world and a UNESCO World Heritage Site.
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China’s Other Looming Choke Point: Food Production

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The Yellow River Basin is the center of a contest over water, energy, and agriculture.
La Nina Winter Soaks

Strong La Niña Winter Soaks Much of the Western United States, But Leaves Southwest Dry

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Western states confront potential for floods and wildfires.
Digital Controls Improve Energy Efficiency

The Stream, March 14: Water and Food

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The U.S. Department of Agriculture predicts that the 2010-11…
Digital Controls Improve Energy Efficiency

Digital Controls Improve Energy Efficiency at Colorado River Dams: Davis, Hoover, Parker

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Mechanical parts from the 1950s are being replaced with digital controls at three dams.