Dinosaurs thrived in the warm temperatures and mild weather of what we call the Mesozoic Era. But 66 million years ago, the world’s climate drastically changed. Earth became like a Zach Snyder film—much colder and darker. Plants died, food became scarce, and three-quarters of the creatures on Earth—including most of the dinosaurs—went extinct.<br /><br />We still debate what caused this relatively sudden change in climate. Two popular theories are an asteroid strike and the eruption of a giant volcano.<br /><br /><br />Learn more: http://pops.ci/dinodeaths<br /><br />SUBSCRIBE! for more Popular Science on YouTube ►► http://pops.ci/yt-sub<br />--<br />Producer/Video by: Jason Lederman<br /><br />Narrator: Jessica Boddy<br /><br />Researcher: Jillian Mock<br /><br />Cameras:<br />Canon EOS C100 - https://amzn.to/2M6RVej<br />Canon EOS 5D Mark III - https://amzn.to/2WpqRuC<br /><br />Additional equipment:<br />Canon EF50mm Lens - https://amzn.to/2VZHdKY<br />Canon Zoom Lens EF24-105mm - https://amzn.to/2HALQ5F<br />Sachtler Ace XL Tripod System - https://amzn.to/30JxjMs<br />Sennheiser EW100ENG G3 Camera Wireless Mic Kit - https://amzn.to/30GRXN0<br />Litepanels Astra E 1x1 Daylight LED Panel - https://amzn.to/2K0ptIk<br />Lowepro Magnum 650 AW Shoulder Bag - https://amzn.to/2Wg8DMf<br />The North Face Base Camp Duffel - https://amzn.to/2wjQbUe<br /><br />Music: APM Music<br /><br />Media: Batman v Superman: Dawn of Justice (2016) Warner Bros. Pictures, NASA, USGS, NOAA, US Department of Energy, Wikimedia Commons, Google Earth, Prelinger Archives<br /><br />CC BY 1.0:<br />https://en.wikipedia.org/wiki/File:Two_tektites.JPG<br /><br />CC BY-NC-SA 2.0:<br />https://commons.wikimedia.org/wiki/File:Willamette_Meteorite_AMNH.jpg<br /><br />CC BY 3.0:<br />https://commons.wikimedia.org/wiki/File:Suvasvesi_shocked_quartz.jpg<br />https://commons.wikimedia.org/wiki/File:Mosasaurus_beaugei1DB.jpg (background removed & blend mode applied)<br />https://commons.wikimedia.org/wiki/File:Pieces_of_pure_iridium,_1_gram._Original_size_-_0.1_-_0.3_cm_each..jpg<br /><br />CC BY-NC-SA 4.0: <br />https://www.youtube.com/watch?v=OnCxJhDnzo8<br /><br />CC BY-SA 4.0: <br />https://commons.wikimedia.org/wiki/File:Rjpalmer_tyrannosaurusrex_(white_background).jpg (background removed & blend mode applied, also included in thumbnail)<br />--<br />GET MORE POPULAR SCIENCE<br /><br />https://www.popsci.com<br /><br />E-mail newsletter: http://pops.ci/enews<br /><br />Facebook: https://www.facebook.com/popsci<br /><br />Twitter: https://www.twitter.com/popsci<br /><br />Instagram: https://www.instagram.com/popsci<br /><br />Flipboard: https://flipboard.com/@PopularScience<br /><br />Podcasts: https://www.popsci.com/popular-science-podcasts<br /><br />#dinosaurs #chicxulub #asteroid #volcano #trex
