这段时间负能量的信息够多了, 难得有个相对正能量的。
病毒只是个手段, 地球生态系统其实在提醒和保护人类?。
CORONAVIRUS All the ways coronavirus is stopping climate change in its tracks .........
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[size=1.125]All over China, the average density of tropospheric nitrogen dioxide - a toxic chemical that reduces immunity - has dropped significantly below normal levels.
Satellite imagery shows NO2 levels have fallen dramatically in the last month. Photo credit: NASA
[size=1.125]"This is the first time I have seen such a dramatic drop-off over such a wide area for a specific event," said NASA air quality researcher Fei Liu.

Tens of thousands of lives saved - expertWhile coronavirus has tragically claimed 3237 Chinese lives, there are some suggestions many more have been saved by the improved air quality. One Stanford University expert, Marshall Burke, believes between 50,000 and 75,000 premature deaths have been prevented already, simply due to cleaner air across the country. "The reductions in air pollution in China caused by this economic disruption likely saved 20 times more lives in China than have currently been lost due to infection with the virus in that country," he wrote on online scientific research platform G-Feed. ..... -NewsHub
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