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figure s8

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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Page last modified: August 16, 2007
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