Test of Planet-Cooling Scheme Could Start in 2022
Cars That Think
DECEMBER 19, 2021
This question of whether climate change becomes so bad that we have to do something to dull its impacts and reduce human suffering is a very big one,” says Keutsch, an atmospheric chemist. There were nearly 40 million such flights in 2019. Research takes a long time. Concentrations of greenhouse gases are at.
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