Countdown TEDx Global Livestream

Combining new TED Talks with live performances, short films, expert conversations and more, the Countdown Global Livestream vividly explains the climate crisis, focusing on solutions and calling for leaders and citizens everywhere to step up. Hosted by Latif Nasser, with appearances by AsapSCIENCE, Don Cheadle, TED science curator David Biello, Christiana Figueres, Al Gore, Joe Hanson, Valerie June, Regina Hall, Prajakta Koli, Rooney Mara, Dave Matthews, Amina Mohammed, Joaquin Phoenix, Charlie Puth, Michaela Jaé Rodriguez, Mark Ruffalo, Mark Vins, Forest Whitaker, Rainn Wilson and more, along with scientists, activists, artists and leaders from business and government.