Stubborn Antarctic ozone hole refuses to change. Maybe it wasn't CFCs causing it after all?

Another scientific consensus bites the dust? Maybe it is because the major catalyst isn’t CFC’s after all? See this story: Galactic Cosmic Rays May Be Responsible For The Antarctic Ozone Hole In the conclusions of the paper here (PDF) there is this: Thus, the above facts (1)–(5) force one to conclude that the CR[Cosmic Ray]-driven electron-induced reaction is the dominant mechanism for causing the polar O3 hole. Watts Up With That?