The Pre-Holocene Climate Is Returning — And It Won't Be Fun

Our planet has been witness to plenty of strange weather happenings recently, from devastating floods to the polar vortex. These events are providing a glimpse of what it was like during the pre-Holocene era — a time of volatility and destruction. But it could also be a demonstration of where climate change is taking… » 7/24/14 8:40am 7/24/14 8:40am