A new hole has formed in the ozone layer, over the arctic, much like the hole over the antarctic.
The hole covered two million square kilometres — about twice the size of Ontario — and allowed high levels of harmful ultraviolet radiation to hit large swaths of northern Canada, Europe and Russia this spring, the 29 scientists say.
http://www.calgaryherald.com/technol...089/story.html
This comes at a time when the government is making significant cuts to Environment Canada and it's ozone monitoring department.