Tells the inspiring story of four battles in which Native American activists are fighting to preserve their land, sovereignty, and culture.

For many years, the Hudson River, like so many waterways across the U.S., was treated like an infinite waste barrel, a receptacle for poisonous chemicals, hazardous waste and trash of all descriptions.

Follows scientists and researchers as they study the decline of the Horseshoe Crab along the East coast and the crash of the Red Knot, a globe trotting sandpiper whose numbers have dropped nearly 80%. This is an inspiring story of the scientist and field biologist's successful efforts to connect an ancient ecosystem with the interconnected relationship of the moon, tides, Horseshoe crabs and sandpipers.

Oscar-nominated director Josh Fox contemplates our climate-change future by exploring the human qualities that global warming can't destroy.

In the light of the current transformations within the global power structure, the documentary by Hannes Lang traces the linkage of economic ascent and decline. 

Saga of two colonists in the Amazon rainforest.

Concludes the Amazon colonists' saga.

An intimate study of the secret lives of wild butterflies.

The insect apocalypse is here and pesticides are to blame.

Filmmaker/photographer Pete McBride and writer Kevin Fedarko set out on a 750-mile journey on foot through the entire length of the Grand Canyon.