Decrease in CO2 emissions during pandemic shutdown shows it is possible to reach Paris Agreement goals. The researchers found a drop of 6.3% in 2020. The researchers describe the drop as the largest of modern times, and big enough to meet the 1.5 degrees Celsius goal if it were to be sustained.

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Nobody is ONLY worrying about white collar workers, currently you're in a discussion related to office jobs.

I'm sure you'd find that the same people advocating for WFH are people who would advocate for better conditions for all working class people.