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For global cooling, just spray

点击量:   时间:2019-03-02 13:01:05

First he tried giant whisks. Now he is proposing a fleet of yachts that sprays water droplets into the clouds as the way to damp down global warming. The droplets, says engineer Stephen Salter of the University of Edinburgh, UK, will boost the whiteness of low-altitude clouds so that they reflect more sunlight back into space. In a paper presented at a climate-change conference in Edinburgh last week,