Solar power in action - from By concentrating sunlight greater than 1000 times, the small solar "start-up", Semprius, has been able to achieve a record 41% efficiency for tiny solar cells, no larger than six hundred microns, or about . . . more
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Solar Power
India plans a 10 GW photovoltaic solar plant combined with a 3 GW wind farm in the rural area of Karnataka. Desertec envisages 100 GW of solar power in Northern Africa. China plans to build a 2 GW solar thermal project as well as a 2 GW solar photovoltaic farm.
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Jan 01, 2012 11:29AM EST
 Dec 31, 2011 11:52PM EST
 Chris Wiegard shared a post The "smart grid" is the concept that the network which supplies electricity to Americans needs to be improved. To a certain extent, "smart grid" is an imprecise term. It does imply an electrical network . . . more Dec 24, 2011 6:23PM EST
Chris Wiegard shared a post
http://www.businessweek.com/news/2011-12-23/first-solar-never-so-cheap-in-takeover-boon-for-energy-real-m-a.html
I don't take a position on the notion of buying stock in First Solar. I think . . . more Nov 25, 2011 1:59PM EST
Chris Wiegard shared a post
http://www.ft.com/cms/s/0/b491e8f0-1452-11e1-b07b-00144feabdc0.html#axzz1ekCVyorT
that's the financial times, not known for crazy talk, predicting that solar demand is likely to double by 2014 despite . . . more Content Comments
Feb 11, 2012 9:26AM EST
 Sam Carana replied to a comment by Sam Carana on Clean Energy Standard? "A study currently in press at the Journal of Geophysical Research estimates that natural-gas producers in an area known as the Denver-Julesburg Basin are losing about 4% of their gas to the atmosphere . . ." more Jan 28, 2012 11:25PM EST
Sam Carana replied to a comment by Bill Lasley on Combining Policy and Technology "I support the declaration of a planetary emergency, as advocated by this AGU poster. Such a declaration should call for deployment of responsible geoengineering, in combination with a call for all countries . . ." more Jan 28, 2012 8:09PM EST
 Bill Lasley replied to a comment by Bill Lasley on Combining Policy and Technology "I totally agree voluntary is no solution. Fees? Who is going to get USA, China and India to impose more fees - taxes whatever ? Fight the people and the corporations whoever will need to do.I'm thinking . . ." more Jan 27, 2012 4:31AM EST
Sam Carana commented on a post "On January 24, the all-electric Hiriko (which means "urban car" in Basque) was launched at European Union Commission headquarters in Brussels, reports the NYTimes.MIT, who conceived the project (initially . . ." more Jan 25, 2012 8:38AM EST
Sam Carana replied to a comment by Sam Carana on Setting the record straight on energy "In the State of the Union Address, President Obama repeats his earlier calls to end subsidies for oil companies, saying: "We’ve subsidized oil companies for a century. That’s long enough."" more Conversation Space
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Sam Carana tweets
SamCarana: Methane venting in the Arctic
http://t.co/TIFmvmn6
SamCarana: Methane venting in the Arctic http://t.co/TIFmvmn6
SamCarana: Temperature anomalies over 20 degrees Celsius
http://t.co/ovdTzFOZ
SamCarana: Temperature anomalies over 20 degrees Celsius http://t.co/ovdTzFOZ
SamCarana: January 2012 shows record levels of methane in the Arctic
http://t.co/2IjCZyzd
SamCarana: January 2012 shows record levels of methane in the Arctic http://t.co/2IjCZyzd
SamCarana: The need for geo-engineering
http://t.co/NSjyk5Cz
SamCarana: The need for geo-engineering http://t.co/NSjyk5Cz
SamCarana: Position paper on geo-engineering by Sam Carana
http://t.co/UZc7geFs
SamCarana: Position paper on geo-engineering by Sam Carana http://t.co/UZc7geFs
SamCarana: Rebuttal by Gary Houser: David Archer is wrong to dismiss concern about potential methane runaway in the Arctic
http://t.co/mzaBGHwO
SamCarana: Rebuttal by Gary Houser: David Archer is wrong to dismiss concern about potential methane runaway in the Arctic http://t.co/mzaBGHwO
SamCarana: How much time is there left to act?
http://t.co/TNzBfCMh http://t.co/lPouTXEu
SamCarana: How much time is there left to act? http://t.co/TNzBfCMh http://t.co/lPouTXEu
SamCarana: Sam Carana: The potential for methane releases in the Arctic to cause runaway global warming -
http://t.co/oQM3t80l
SamCarana: Sam Carana: The potential for methane releases in the Arctic to cause runaway global warming - http://t.co/oQM3t80l
SamCarana: Can we capture methane from the Arctic seabed? - by Prof. Stephen Salter
http://t.co/3ilHHz1g
SamCarana: Can we capture methane from the Arctic seabed? - by Prof. Stephen Salter http://t.co/3ilHHz1g
SamCarana: An agreement has been reached by countries at the U.N. Climate Change Conference in Durban, South Africa.
http://t.co/qBhnH1Ni
SamCarana: An agreement has been reached by countries at the U.N. Climate Change Conference in Durban, South Africa. http://t.co/qBhnH1Ni Recent Photos
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