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Ozone Hole
AUGUST 2021
FIGURE S8.
Daily time series showing the size of the ozone hole (denoted by total ozone
<220 DU), the size of SH polar vortex (representing the area enclosed by the 32 PVU
contour on the 450K isentropic surface), and the area coverage of temperatures
< -78C on the 450K isentropic surface.
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