learnteach (![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png)
learnteach) wrote2005-12-12 11:07 pm
learnteach) wrote2005-12-12 11:07 pm
Chemistry Class and Ozone
http://www.sciencedaily.com/releases/2005/12/051207105911.htm
So, it's gotten marginally smaller--within the bounds of weather change. Non-satellite measurements go back to the 50's. The big change was seen in 1980, when a British Scientist noticed the ozone hole.
Wonder if there's still occasional ones over Switzerland and Finland?
So, it's gotten marginally smaller--within the bounds of weather change. Non-satellite measurements go back to the 50's. The big change was seen in 1980, when a British Scientist noticed the ozone hole.
Wonder if there's still occasional ones over Switzerland and Finland?