News tagged with energy generation

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US carbon emissions in surprise drop

US emissions of carbon dioxide blamed for climate change fell in 2011 and have slipped to a 20-year low this year as the the world's largest economy uses more natural gas and less coal, data shows.

Aug 17, 2012
4.5 / 5 (13) 43

How affordable is alternative energy?

Alternative energy sources that are cost-competitive with fossil fuels may be closer than most people realize. Recent renewable energy research has shown that solar, hydropower, wind and other alternative sources are closing ...

Aug 01, 2012
4.7 / 5 (3) 16

No more cloudy days for solar

For a country with so much sunlight, some might think Australia has been slow to adapt its electricity generation mix to include solar power. One of the main reasons for this is solar intermittency.

Jun 14, 2012
not rated yet 0

Compact and flexible thermal storage

Biogas plants, combined heat and power plants don't just generate electricity, they also produce heat. However, unlike the electricity they yield, the heat generally dissipates unused. A new technology is ...

Jun 06, 2012
5 / 5 (3) 9

Researchers generate electricity from viruses

Imagine charging your phone as you walk, thanks to a paper-thin generator embedded in the sole of your shoe. This futuristic scenario is now a little closer to reality. Scientists from the U.S. Department of Energy's Lawrence ...

May 13, 2012
5 / 5 (11) 1 | with audio podcast