Test of Planet-Cooling Scheme Could Start in 2022
Cars That Think
DECEMBER 19, 2021
The quantity of calcium carbonate to be released—about 1 kilogram—won’t be enough to trigger any measurable cooling, and it roughly equals the particle pollution that a large commercial airliner releases every minute of flight, says. This article appears in the January 2022 print issue as "Planet-Cooling Tests Could Start in 2022.".
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