(Phys.org)—Due to continuing high demand, depletion of non-renewable resources and increasing concerns about climate change, fossil fuel-derived transportation fuels face constant challenges from both a world market and ...
Energy & Green Tech
Jan 8, 2013
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(Phys.org)—A group of US researchers studying some of the oldest rocks in the world in the Pilbara region of Western Australia, say they have found the oldest traces of life on Earth, dated at 3.49 billion years old.
Rising levels of atmospheric carbon dioxide have a negative impact on the protein content of wheat grain and thus its nutritional quality. This is the finding of researchers at the University of Gothenburg, Sweden, in a recently ...
Environment
Dec 11, 2012
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Florida is home to many types of soil and some of them lack carbon, meaning they could be used for carbon sequestration—but a new University of Florida study shows that variability in the state's existing soil carbon levels ...
Environment
Oct 23, 2012
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In the coming century, permafrost in polar regions and alpine forests in the Northern Hemisphere may thaw rapidly, potentially releasing carbon and nitrogen that could cause additional regional warming. Permafrost occurs ...
Environment
Sep 20, 2012
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A cost analysis of the technologies needed to transport materials into the stratosphere to reduce the amount of sunlight hitting Earth and therefore reduce the effects of global climate change has shown that they are both ...
Earth Sciences
Aug 31, 2012
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An international research team has published the results of an ocean iron fertilization experiment (EIFEX) carried out in 2004 in the current issue of the scientific journal Nature. Unlike the LOHAFEX experiment carried out ...
Earth Sciences
Jul 18, 2012
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Carbon stored in Arctic tundra could be released into the atmosphere by new trees growing in the warmer region, exacerbating climate change, scientists have revealed.
Environment
Jun 17, 2012
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A new Purdue University-developed process for creating biofuels has shown potential to be cost-effective for production scale, opening the door for moving beyond the laboratory setting.
Energy & Green Tech
Jun 4, 2012
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London has pledged to host the greenest Olympic Games ever staged, but it could take years before the promises start to flower.
Energy & Green Tech
May 15, 2012
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