(Phys.org)—If you've eaten fish, gone for a boat ride or even taken a drink from the tap, you know clean water is a valuable commodity. But just how valuable? That's always been a tough question for policy makers to answer ...
Environment
Nov 12, 2012
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In 1990, Northeastern lakes were becoming more acidic, threatening fish and other aquatic life and conjuring images of a future where lakes—even those in remote wilderness—were barren.
Environment
Sep 21, 2012
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(AP) — A federal appeals court on Tuesday upheld the first-ever U.S. regulations aimed at reducing the gases blamed for global warming, handing down perhaps the most significant decision on the issue since a 2007 Supreme ...
Environment
Jun 26, 2012
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Power from renewable energy sources is getting cheaper every year, according to a study released Wednesday, challenging long-standing myths that clean energy technology is too expensive to adopt.
Energy & Green Tech
Jun 6, 2012
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The average U.S. citizen is willing to pay 13 percent more for electricity in support of a national clean-energy standard (NCES), according to Yale and Harvard researchers in Nature Climate Change.
Energy & Green Tech
May 13, 2012
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Plans for a global centre to help transfer clean technology to poorer countries have drawn nine bids, including from Iran's oil industry and a team led by the UN Environment Programme (UNEP), the UN climate forum said on ...
Environment
Mar 19, 2012
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Hydrogen gas is an almost infinitely inexhaustible fuel source that emits only clean water during combustion. Switching from hydrocarbon-based transportation to systems powered by state-of-the-art fuel cells therefore seems ...
Materials Science
Dec 2, 2011
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Regulatory hurdles abound for the successful commercialization of emerging liquid biofuels, which hold the promise of enhancing U.S. energy security, reducing greenhouse gas emissions and serving as a driver for rural economic ...
Energy & Green Tech
Jul 21, 2011
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Vehicles powered by hydrogen fuel cells generate no exhaust emissions other than clean water vapor. Unfortunately, producing and distributing large quantities of hydrogen gas is impossible with current infrastructures. Researchers ...
Materials Science
Jul 7, 2011
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Warning that the era of cheap fuel was over, the United States on Wednesday called for Pacific Rim economies to knock down trade barriers to spur growth in clean energy.
Energy & Green Tech
May 18, 2011
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