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 Stories About: coal AND energy AND renewable energy AND solar thermal power AND solar voltaic power
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Author |
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Power from rooftops could replace coal
More than half of today's electricity, more than 16 percent of today's energy |
Gar Lipow |
30 Jun 2008 |
Gristmill |
| Enough sunlight strikes unshaded U.S. rooftops to replace all the coal and some of the natural gas we use to make electricity. Backup via ground source heat pumps, and smart grid technology would allow this variable energy source to displace base-load coal with today's technology. Whether this is the most cost effective way to displace coal is another question. Also rooftop solar is a silver BB rather than a silver bullet: Even after massive efficiency improvements we wi ... |
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| Topics: coal, energy, renewable energy, solar thermal power, solar voltaic power (all these topics) |
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