People are getting sicker and sicker and pollution is one of the reasons. Aerosols, while harmful to human health at ground level because they are slowly killing us, can also reflect sunlight and cool the planet—raising the controversial question: can we deliberately inject them into the stratosphere to fight climate change? This StarTalk Plus interview explores the science and ethical implications of that possibility, so you better watch it carefully. Can you think about how to help yourself while helping the planet?
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