Walrus Flash Mob 20 Years of Pot Research

35, 000 walruses all hanging out at the same beach in Alaska Why Does global warming have anything to do with it And what have we learned after 20 years of studying the effects of marijuana SciShow News explains. Brought to you in part by Audible Hosted by: Hank Green Like SciShow Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids Check out our awesome products over at DFTBA Records: Or help support us by subscribing to our page on Subbable: Looking for SciShow elsewhere on the internet Facebook: Twitter: Tumblr: Thanks Tank Tumblr: Sources: