Al Jazeera America If the world had a giant thermostat, who would control the weather?

As humans look to figure out how to slow global warming, something that almost sounds like science fiction sometimes comes up–solar geoengineering–the human attempt to cool the planet by reflecting sunlight away from earth. For now, the technologies are largely theoretical, but the National Academies of Sciences, Engineering and Medicine issued a report in March examining the […]

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