News tagged with hydroelectric dam

New system helps explain salmon migration

A new acoustic telemetry system tracks the migration of juvenile salmon using one-tenth as many fish as comparable methods, suggests a paper published in the January edition of the American Fisheries Society ...

Jan 08, 2010
5 / 5 (1) 0 | with audio podcast

Turning the tide to energy

NASA researchers who developed a new way to power robotic underwater vehicles believe a spin-off technology could help convert ocean energy into electrical energy on a much larger scale. The researchers hope ...

Mar 06, 2009
3.4 / 5 (24) 6

China invests billions to avert water crisis

China is to invest up to 4 trillion yuan ($600 billion) over the next decade to overcome a huge water shortage that threatens the country's economic growth, a senior official said on Wednesday.

Oct 12, 2011
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