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 Stories About: coal AND energy AND solar thermal power AND solar voltaic power
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Author |
Published |
Section |
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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Solar cheaper than coal and falling
New developments in solar power make 'clean coal' look even dumber |
David Roberts |
26 Dec 2007 |
Gristmill |
| Let me be the last in the greenosphere to note that Nanosolar has shipped its first panels, and it's no exaggeration to say that this moment will likely be seen as a historical turning point. For a taste of the breathless anticipation around Nanosolar, read "innovation of the year" over on PopSci (or this recent piece in the NYT). Unlike so many other hyped green tech dreamers, the company is not just talking and researching prototypes. They're building fact ... |
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| Topics: coal, energy, solar thermal power, solar voltaic power (all these topics) |
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©2008. Grist Magazine, Inc. All rights reserved. Gloom and doom with a sense of humor®.