Wangari Maathai

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems.

A look at the future and how to solve global problems such as poverty and the environmental degradation through a series of interviews with Nobel Prize winners. (imdb)

DIRT! The Movie takes you inside the wonders of the soil. It tells the story of Earth's most valuable and underappreciated source of fertility--from its miraculous beginning to its crippling degradation. (www.dirtthemovie.org)