Σάββατο 28 Ιουλίου 2012

ScienceDaily: Top Environment News

ScienceDaily: Top Environment News


Scientists use microbes to make 'clean' methane

Posted: 27 Jul 2012 11:45 AM PDT

Microbes that convert electricity into methane gas could become an important source of renewable energy, according to scientists. Researchers are raising colonies of microorganisms, called methanogens, which have the remarkable ability to turn electrical energy into pure methane -- the key ingredient in natural gas. The scientists' goal is to create large microbial factories that will transform clean electricity from solar, wind or nuclear power into renewable methane fuel and other valuable chemical compounds for industry.

Climate change could open trade opportunities for some vulnerable nations

Posted: 27 Jul 2012 07:24 AM PDT

Unlike many developing nations, Tanzania has the potential to benefit from climate change, according to university researchers and the World Bank. In the future, the African country may be able to both increase maize exports and take advantage of higher commodity prices with trading partners.

Future of California high-speed rail looks green

Posted: 27 Jul 2012 07:24 AM PDT

A comprehensive life-cycle assessment by transportation researchers gives the green seal of approval for California's high-speed rail project. The analysis comes on the heels of a state Legislature vote authorizing $8 billion for initial construction, set to begin in 2013, of the high-speed system.

World’s greatest plant diversity for the Paleogene: Over a hundred different plant species recorded at the Messel fossil site

Posted: 27 Jul 2012 05:25 AM PDT

Scientists have investigated the extensive collection of fruits and seeds from the Messel pit. They found 140 different plant species, 65 of which were previously unknown. They show that Messel had one of the world's most diverse floras of the Paleogene – the era between about 65 and 23 million years ago.

New research method provides better insights into the world of microbes

Posted: 27 Jul 2012 05:25 AM PDT

Researchers have developed a research method that will allow scientists to study microbes in more depth than ever before.

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