2019 ozone hole could be smallest in three decades
The deep thinning in Earth's protective atmospheric layer is not as extensive as it normally is.
from BBC News - World https://ift.tt/34Qy6gr
from BBC News - World https://ift.tt/34Qy6gr
2019 ozone hole could be smallest in three decades
![2019 ozone hole could be smallest in three decades]()
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September 16, 2019
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