11th Hour Trailer (YouTube)

(Duration 2:19)

Release Date: August 17th 2007

The 11th Hour[, a documentary feature film created, produced and narrated by Leonardo DiCaprio,] examines the human relationship with earth from its earliest glimmers of innovation, to the challenges humanity faces in the present, to the possibilities of the future.

The makers of the film spoke with over 70 scientists, designers, historians and thinkers to examine the state of the oceans, land and air, social, design and political challenges for change.

Treehugger interviews Leila Conners Petersen, the film’s co-director.