The largest Arctic ozone hole ever measured is hovering over the North Pole
An unusual confluence of events is dramatically thinning the ozone layer over the Arctic
Total ozone measured in the stratosphere over the Arctic on April 4. Smallest amounts of ozone are in purple and blue; larger concentrations are in yellow and red.
NASA Ozone Watch
This article is only available to Science News subscribers.
Subscribers, enter your e-mail address to access our archives.
