Chemical sunshade to slow warming may not be feasible: U.N. draft

The idea of spraying a haze of sun-dimming chemicals high above the Earth as a quick way to slow global warming faces so many obstacles that it may not be feasible, a leaked draft U.N. report says. By Alister Doyle.
Read more: https://www.reuters.com/article/us-climatechange-sunshade/chemical-sunshade-to-slow-warming-may-not-be-feasible-u-n-draft-idUSKBN1FF1CD?source=Snapzu