Posts tagged ‘Electricity’

August 25, 2011

U.N. Secretary-General: Renewables Can End Energy Poverty | Renewable Energy News Article

U.N. Secretary-General: Renewables Can End Energy Poverty | Renewable Energy News Article.

New Hampshire, USA — United Nation’s Secretary-General Ban Ki-moon made renewable energy and its ability to lift the poorest nations to new levels of prosperity a central theme during his visit to Colorado on Wednesday.

With the Rockies as his backdrop, Ban toured the National Renewable Energy Laborary in Golden, where he inspected the flexible thin-film modules produced by Colorado-based Ascent Solar. The facility, he said, represents innovative approaches that for relatively little cost can connect remote areas to the global network of information and ideas.

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August 16, 2011

Plants versus Photovoltaics: Which Are Better to Capture Solar Energy?: Scientific American – David Biello

Plants versus Photovoltaics: Which Are Better to Capture Solar Energy?: Scientific American. For capturing the sun’s copious energy, there are basically two available engineering models: photovoltaic (PV) cells that turn it into flowing electrons or photosynthetic plant cells that turn it into plant food. So which does the job better? After all, such a judgment might help inform policymakers on whether to pursue biofuels or solar electricity.

August 15, 2011

Wind and solar energy are becoming cost competitive | MNN – Mother Nature Network

Wind and solar energy are becoming cost competitive | MNN – Mother Nature Network. Clean sources of energy such as wind and solar will be no more expensive than oil and gas projects by the end of the decade, U.S. Energy Secretary Steven Chu said Wednesday.

President Barack Obama’s administration has been encouraging companies to invest in green growth, calling it a new source of jobs and fearing that other nations — led by China — are stealing the march.