#Titanic #Video #LeonardoDiCaprio United Nations Messenger of Peace | Before the Flood

Leonardo DiCaprio meets with U.N. Secretary-General Ban Ki-Moon and delivers a speech on climate change as a newly-appointed U.N. Messenger of Peace. ➡ Subscribe: ➡ BEFORE THE FLOOD AIRS SUNDAY OCTOBER 30 at 9/8c. About National Geographic: National Geographic is the world’s premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past th