In the documentary film Before the Flood, Leonardo DiCaprio meets with world leaders, scientists, and activists to discuss the climate crisis facing our world today.
The film was directed by Fisher Stevens and features interviews with Barack Obama and Elon Musk, among others.
The soundtrack was composed by Trent Reznor of Nine Inch Nails, Atticus Ross, Mogwai, and Gustavo Santaolalla.
Released by National Geographic in 2016, Before the Flood is available to stream in full above, or at BeforeTheFlood.com