In the discussion thread: New Report: Solar could provide 100% of world's energy needs by 2050 using only 1% of world's land [View all]
Response to FourScore (Original post)
Thu Jan 17, 2013, 04:45 PM
cthulu2016 (10,960 posts)
11. Do the necessary elements exist in such quantity on Earth?
It's a serious question. I don't know.
There is no doubt that eough solar energy lands on Earth to do almost anything. At some point in engineering scale the amount of certain less common elements becomes pertinent, though, hence the question. |
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