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The Good News About the Ozone Hole is Even Better Than You Think

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Using measurements from NASA's Aura satellite, scientists studied chlorine within the Antarctic ozone hole over the last several years, watching as the amount slowly decreased.Katy Mersmann / NASA's Goddard Space Flight Center

The good news about the ozone hole is even better than you think

Mach

From shrinking sea ice to deadly air pollution, it seems there’s never a shortage of bad news about the environment. But now comes some very good news — in the form of satellite data showing that the worrisome ozone hole in the atmosphere over Antarctica is slowly healing.