text-only page produced automatically by LIFT Text Transcoder Skip all navigation and go to page contentSkip top navigation and go to directorate navigationSkip top navigation and go to page navigation
National Science Foundation
News
design element
News
News From the Field
For the News Media
Special Reports
Research Overviews
NSF-Wide Investments
Speeches & Lectures
NSF Current Newsletter
Multimedia Gallery
News Archive
News by Research Area
Arctic & Antarctic
Astronomy & Space
Biology
Chemistry & Materials
Computing
Earth & Environment
Education
Engineering
Mathematics
Nanoscience
People & Society
Physics
 

Email this pagePrint this page
All Images


Press Release 06-121
Chemical Cause of Antarctic Ozone Hole Discovered 20 Years Ago This Month

Some models predict recovery by 2060

Back to article | Note about images

Twenty years ago, scientists learned human production of CFCs caused the ozone hole over Antarctica.

Twenty years ago, a team of scientists university and government scientists learned the cause of the hole (dark) in the ozone layer over Antarctica to be human production of the chemical chloroflurocarbons, or CFCs. The continent is visibile through the hole.

Credit: NASA

 



Email this pagePrint this page
Back to Top of page