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Enormous 'Parasol' Could Stop Global Warming

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Enormous 'Parasol' Could Stop Global Warming

Environment

Enormous 'Parasol' Could Stop Global Warming

Enormous 'Parasol' Could Stop Global Warming

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  • <iframe src="https://www.npr.org/player/embed/16912145/16912120" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

As scientists search for quicker fixes to the problem of global warming, some have been studying a technique they compare to a parasol.

Ken Caldeir of the Carnegie Institute explains a plan for blocking some of the sun's rays, as well as ideas for harnessing the jet stream as a new source of fuel.

On our blog:
Scientist proposes mechanical tree.
Scientists aim to stash carbon underground.
Scientist says a phytoplankton bloom could save us all.
A round-up of wacky ideas that just might work.