It's pretty hard to be a climate change denier these days. The signs of global warming are everywhere, from an ocean-washed road in Carlsbad to thousands of insurance policies canceled in San Diego to futuristic research from the deck of a decommissioned aircraft carrier in Northern California. There's no longer any legitimate debate about whether climate change is real, even if the extent of future impacts is uncertain.
None of this is cheap, and the risks of unintended consequences — and questions about whether these ideas even work — loom large. On Tuesday, scientists conducted the first outdoor test in the U.S. of technology designed to brighten clouds and bounce some of the sun's rays back into space, thereby cooling the planet, according to the Times.
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Fonte: Newsweek - 🏆 468. / 52 Consulte Mais informação »