Reply to post: Re: People who think humans can't change the climate should study the history of CFC's

Re: People who think humans can't change the climate should study the history of CFC's

First sold in 1930, banned in 1987. We are still living with the consequences of their use.

And watching the recovery from it. The ozone layer should recover by 2075-2100. Along with the recovery of North American and European waterways and reduction in acid rain in those areas, you've got the basis for saying human efforts can address global warming, too.