It appears as if Michael S. Lorrey <mike@lorrey.com> wrote:
|
|The ozone layer is fine for most of the planet. The ozone 'hole' is a
|phenomenon which centers around the south pole and forms in winter
|there, when atmospheric temperatures are low enough that ozone becomes
|unstable enough for chlorine ions to do their dirty work. The chlorine
|ions come from several sources, but the exaggeration in the ozone hole
|is supposedly the result of increased use of chloro-fluoro-carbons as
|refrigerants and fillers for aerosol sprays. Supposedly our emission
|levels of these are now low enough that the ozone hole should go away by
|itself in 5-10 years.