In 200,000 years of existence, mankind has upset the balance of almost 4 billion years of the earth's evolution. Humanity has ten years left to reverse the disaster, to become aware of the abusive exploitation of the Earth's riches and to change the way it consumes. Yann Arthus-Bertrand, with his unpublished images of more than 50 countries seen from the sky, shares with viewers his capacity for astonishment as well as his concerns.