Covid-19 Lockdown: NO2 & CO2 levels (Jan. – Feb., Mar., 2020) China.Mauna Loa Observatory, Hawaii

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“February satellite images of the lower atmosphere over China show a dramatic decline in nitrogen dioxide (N02) levels compared to images from early January before the government lockdown in Hubei province.” Image: NASA Earth Observatory

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Images: NASA Earth Observatory
“Pollution-monitoring satellites detected significant decreases in nitrogen dioxide (NO2) over China from 1 January to 25 February 2020.”

 

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