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View Diary: New Report: Solar could provide 100% of world's energy needs by 2050 using only 1% of world's land (204 comments)

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  •  And I did, below (0+ / 0-)

    Nearly all biofuels, whether fresh or fossil, got their energy from the sun, with perhaps some heat-energized bacteria and algae the exceptions.

    Tidal is also non-solar, btw.

    "Liberty without virtue would be no blessing to us" - Benjamin Rush, 1777

    by kovie on Thu Jan 17, 2013 at 06:01:52 PM PST

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    •  Tidal is solar and lunar (1+ / 0-)
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      splashy

      But based on gravity, not radiated solar energy.

      "Political ends as sad remains will die." - YES 'And You and I' ; -8.88, -9.54

      by US Blues on Thu Jan 17, 2013 at 06:46:12 PM PST

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