Coastal waters off California are getting more acidic. Fall-run chinook salmon populations to the Sacramento River are on the decline. Conifer forests on the lower slopes of the Sierra Nevada have moved to higher elevations ...
Environment
Aug 8, 2013
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Norwegian research scientists will contribute to realising the concept of storing electricity at the bottom of the sea. The energy will be stored with the help of high water pressure.
Energy & Green Tech
May 16, 2013
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(Phys.org) —SheerWind Inc. of Chaska, Minnesota is claiming in a press release that its newly developed funnel-based wind turbine system is capable of producing 600 percent more power than conventional wind turbines. The ...
Siemens is facilitating the efficient flow of energy between the power network of an electric railway system and the public power grid. The company is delivering 11 gateway power converters to Sweden, Austria and Switzerland. ...
Energy & Green Tech
May 13, 2013
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With over 800 mini-hydroelectric plants awaiting approval in Switzerland, the biodiversity of Swiss river ecosystems could be at stake. More enlightened policies could help preserve the environment.
Engineering
Apr 29, 2013
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When it comes to sustainable energy supplies hydroelectric plants are usually the best solution, according to researchers who have reviewed the economic, social and environmental impact of fuel provision.
Energy & Green Tech
Apr 15, 2013
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Ecologists from Umeå University and the Norwegian University of Science and Technology in Trondheim have studied fish communities and fish habitat and reviewed the importance of winter conditions for fish in streams and ...
Earth Sciences
Feb 15, 2013
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(Phys.org)—The great glaciers of the Alps are melting. Several climate change scenarios, some of which are based on an average temperature increase of +4°C, predict their complete disappearance by the end of this century. ...
Earth Sciences
Sep 14, 2012
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Laos has postponed construction of a controversial dam on the Mekong, an official said Thursday, dismissing fears that the work was going ahead despite growing regional opposition.
Environment
May 10, 2012
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Siemens recently put two virtual power plants into operation. Virtual power plants are networks of several small power stations that are run like a single system. One of the new virtual power plants enables the Munich municipal ...
Energy & Green Tech
Apr 27, 2012
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