Ozone layer: Banned CFCs traced to China say scientists
Atmospheric observations pinpoint eastern China as the source of rise in ozone-destroying chemicals.
from BBC News - World https://bbc.in/2wkxxLL
from BBC News - World https://bbc.in/2wkxxLL
Ozone layer: Banned CFCs traced to China say scientists
![Ozone layer: Banned CFCs traced to China say scientists]()
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May 22, 2019
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