Science Friday Initiative
Science Friday: Science Friday, 1991: The Ozone Hole
In an anniversary year look back into the Science Friday archives, we bring you a clip from our first show, on the problem of the ozone hole.
Science Friday Initiative
Science Friday: Tracking the Ozone Hole, as It Waxes and Wanes
The Antarctic ozone hole reaches its largest size by late September -- but then it disappears again.