The vortex is critical to providing the right chemical conditions for ozone depletion.

BBC: By Environment Correspondent Alex Kirby

T. atmospheric chemist Michael Molina, who shared a 1995 Nobel Prize for helping unravel the tangentially related problem of ozone depletion.

CNN: Hot Air In Kyoto

This central budget pays for much of its work on climate change, ozone depletion, the loss of species and habitats like coral reefs, and much more.

BBC: UN environment champ in cash crisis

"We're clearly seeing a major impact on ozone depletion caused by the eruption in 1991 of Mt Pinatubo in the Philippines, " says Dr Solomon.

BBC: News | Sci/Tech | Ozone hole reaches record size

Chemical reactions on the volcanic sulphate particles blasted into the stratosphere by the eruption accelerated ozone depletion over the southern hemisphere by about 3%.

BBC: News | Sci/Tech | Ozone hole reaches record size

Scientists believe that ozone depletion in the atmosphere will continue until levels of ozone-destroying Cfc's drop to pre-1970 concentrations, around the middle of the next century.

BBC: News | Sci/Tech | Ozone hole reaches record size

One of the effects of ozone depletion is to strengthen the winds circling the south pole (see Southern bellwether), and global warming is expected to do something similar.

ECONOMIST: Climate change: What lies beneath | The

Depletion of ozone is caused by extreme cold temperatures at high altitude and the presence of ozone-destroying gases, such as chlorine and bromine, in the atmosphere, the ESA said.

CNN: Ozone hole grows in 2008

The main reason behind the depletion of the Ozone layer is industrial pollution which is produced by some of the world most industrialized states.

FORBES: Global Warming And Africa's Future: Part 2