Wonderful Infographic on Climate Change

As readers are aware, we at 2GreenEnergy have created our share of infographics, including this one on the history of energy on this planet, that seems to have garnered the most attention.
Here’s one from the popular science blog “xkcd” that walks us through the entire chronology of the last 22,000 years as they apply to global warming. It’s excellent, as I’m sure you’ll agree.
