The ozone hole over Antarctica is the smallest observed since 1982, due to abnormally warm temperatures in the upper atmosphere that dramatically limited ozone depletion in September and October this year, according to NASA and NOAA satellite measurements.
NEWS SOURCE :- https://www.deccanherald.com/science-and-environment/2019-ozone-hole-is-the-smallest-on-record-nasa-770226.html
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