End-Cretaceous Extinction Event -- End of the Dinosaurs (video) Potsdam Institute for Climate Impact Research (PIK) Share Print E-Mail Loading video... Caption 66 million years ago, the end-Cretaceous extinction event ended the reign of the dinosaurs. We have performed coupled climate model simulations showing severe cooling due to sulfate aerosols from the Chicxulub asteroid impact at that time, see the animation below. More info: https://www.pik-potsdam.de/news/press-releases/how-the-darkness-and-the-cold-killed-the-dinosaurs. Full study: http://onlinelibrary.wiley.com/doi/10.1002/2016GL072241/abstract. Credit Potsdam-Institute für Climate Impact Research (PIK) Usage Restrictions Please always mention the copyright when using this video Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.