Satellite images have shown a dramatic decline in pollution levels over China, which is “at least partly” due to an economic slowdown prompted by the coronavirus, US space agency Nasa says.

Nasa maps show falling levels of nitrogen dioxide this year.  It comes amid record declines in China’s factory activity as manufacturers stop work in a bid to contain the coronavirus.  China has recorded nearly 80,000 cases of the virus since the outbreak began.

It has spread to more than 50 countries but the vast majority of infections and deaths are in China, where the virus originated late last year.

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Photo credit:  Bobak [CC BY-SA 2.5 (], from Wikimedia Commons