"The 11th Hour" describes the last moment when change is possible. The film explores how humanity has arrived at this moment – how we live, how we impact the earth's ecosystems, and what we can do to change our course. The film features dialogue with experts from all over the world, including former Soviet Prime Minister Mikhail Gorbachev, renowned scientists Stephen Hawking, former head of the CIA James Woolsey, and sustainable design experts William McDonough and Bruce Mau in addition to more that 50 leading scientists, thinkers and leaders who present the facts and discuss the most important issue that face our planet.