Oops: https://www.theatlantic.com/science/archive/2018/08/solar-geo-engineering-cant-save-the-worlds-crops/567017/ https://www.theatlantic.com/science/archive/2

Oops: https://www.theatlantic.com/science/archive/2018/08/solar-geo-engineering-cant-save-the-worlds-crops/567017/ https://www.theatlantic.com/science/archive/2018/08/solar-ge... (Not space lenses, but another risky, poorly-understood geo-engineering proposal)