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Court Overturns $280-Million Africa Dam Award to Italian Contractor

2013-07-26 19:35:27| ENR.com: Headline News

Rebid for project to build the Neckartal dam in Namibia is ordered in challenge by a losing bidder.

Small Teams of Divers Key to Underwater Dam Repair

2013-07-24 19:41:30| ENR.com: Headline News

The repair will re-establish 97 megawatts of peak-load generating capacity lost 13 months ago when failure of a guide vane sent about 50 tons of concrete shooting down the penstock serving the turbine.

Tags: small key repair teams

2 environmental groups object to renewal of Alabama Power dam pact

2013-07-23 12:09:22| Energy - Topix.net

Two groups have asked a federal agency to reconsider a license renewal that allows Alabama Power to keep operating its dams on the Coosa River for 30 years.

Tags: power groups environmental object

Dam! Beavers have been busy sequestering carbon

2013-07-17 21:04:00| Climate Ark Climate Change & Global Warming Newsfeed

New Scientist: Beavers aren't going to save the world - but they are doing their bit for carbon capture and storage. The dams they build, and the wetlands produced as a result, lock away a surprising amount of carbon. "Beavers offer a mechanism of carbon storage," says Ellen Wohl of Colorado State University in Fort Collins. Beaver dams cause water to breach riverbanks, creating areas of wetland known as beaver meadows, which contain large amounts of sediment and organic material. If the dam breaks the meadows...

Tags: busy carbon dam beavers