NASA images show fall in China pollution over virus shutdown

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NASA images show fall in China pollution over virus shutdownNASA satellite images show a dramatic fall in pollution over China that is "partly related" to the economic slowdown due to the coronavirus outbreak, the space agency said. The reduction in nitrogen dioxide (NO2) pollution was first noticed near Wuhan, the epicentre of the outbreak, but eventually spread across China, according to NASA scientists who examined data collected by their and European Space Agency satellites.


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