The Inevitable 2014 Headline: ‘Global CO2 Level Reaches 400 PPM For First Time In Human Existence.’

The Inevitable 2014 Headline: ‘Global CO2 Level Reaches 400 PPM For First Time In Human Existence.’: By Peter Gleick, via Science Blogs Sometime, about one year from now, the front pages of whatever decent newspapers are left will carry a headline like the one above, announcing that for the first time in human existence (or in nearly a million years, or 3 million years, or 15 million years), the global atmospheric [...]/p