Treehugger

Archival footage, hidden documents, and personal records reveal one of the greatest environmental crimes of the 20th century: the secret and illegal slaughter of hundreds of thousands of whales by the Soviet Union and Japan during the Cold War.

Take a stroll down Sesame Street and witness the birth of the most influential children's show in television history. From the iconic furry characters to the classic songs you know by heart, learn how a gang of visionary creators changed the world.

Venom expert Dr. Bryan Fry embarks on a dangerous island journey to uncover the deadly secrets of vipers, stonefish and the formidable Komodo dragon.

The moral dimension of humanity's interaction with nonhuman animals and the industries that profit from their exploitation, as informed by world religions. A historical explanation of how the current global situation came to be.

David Attenborough takes us on a guided tour through the secret world of plants, to see things no unaided eye could witness. Each episode in this six-part series focuses on one of the critical stages through which every plant must pass if it is to survive:- travelling, growing, and flowering; struggling with one another; creating alliances with other organisms both plant and animal; and evolving complex ways of surviving in the earth's most ferociously hostile environments.

Exploring the rise and fall of the groundbreaking animated series ​Ren & Stimpy​ and its controversial creator, John Kricfalusi, through archival footage, show artwork and interviews with the artists, actors and executives behind the show.

Takes us to locations all around the US and shows us the heavy toll that modern technology is having on humans and the earth. The visual tone poem contains neither dialogue nor a vocalized narration: its tone is set by the juxtaposition of images and the exceptional music by Philip Glass.

Although first glance reveals little more than stones and sand, the desert is alive. Witness moving rocks, spitting mud pots, gorgeous flowers and the never-ending battle for survival between desert creatures of every shape, size and description.

Director Mirjam Leuze’s The Whale and The Raven illuminates the many issues that have drawn whale researchers, the Gitga’at First Nation, and the Government of British Columbia into a complex conflict. As the people in the Great Bear Rainforest struggle to protect their territory against the pressure and promise of the gas industry, caught in between are the countless beings that call this place home.

Norman is not just an admirer of nature, he's a part of it. He survives the harshness of the climate and the wildlife by coexisting with it. With his wife Nebraska, they live almost entirely off the land, making money by selling their furs.

Record high oil prices, global warming, and an insatiable demand for energy: these issues define our generation. The film exposes shocking connections between the auto industry, the oil industry, and the government, while exploring alternative energies such as solar, wind, electricity, and non-food-based biofuels.

Described as being a film about determination, danger and the ocean’s greatest depths, James Cameron's "Deepsea Challenge 3D" tells the story of Cameron’s journey to fulfill his boyhood dream of becoming an explorer. The movie offers a unique insight into Cameron's world as he makes that dream reality – and makes history – by becoming the first person to travel solo to the deepest point on the planet.

Carefully picked scenes of nature and civilization are viewed at high speed using time-lapse cinematography in an effort to demonstrate the history of various regions.

In this special documentary that inspired a two-season television series, scientists and other experts speculate about what the Earth, animal life, and plant life might be like if, suddenly, humanity no longer existed, as well as the effect humanity's disappearance might have on the artificial aspects of civilization.

Twenty-five years after the verdict in the Rodney King trial sparked several days of protests, violence and looting in Los Angeles, LA 92 immerses viewers in that tumultuous period through stunning and rarely seen archival footage.

Cat experts dive into the mind of the feline to reveal the true capabilities of the pouncing pet in this captivating and cuddly documentary.

In this retrospective tribute, acclaimed filmmaker Jean Walkinshaw hails the 100th anniversary of Mount Rainier National Park in Washington by talking to those who know it best: the scientists, naturalists, mountain climbers and artists whose lives have been touched by the peak's far-reaching shadow. The result is a harmonious blend of archival material and high-definition footage celebrating an icon of the Pacific Northwest.

Coral Reef Adventure follows the real-life expedition of ocean explorers and underwater filmmakers Howard and Michele Hall. Using large-format cameras, the Halls guide us to the islands and sun-drenched waters of the South Pacific to document the health and beauty of coral reefs. Featuring songs written and recorded by Crosby, Stills & Nash.

Ring of Fire is about the immense natural force of the great circle of volcanoes and seismic activity that rings the Pacific Ocean and the varied people and cultures who coexist with them. Spectacular volcanic eruptions are featured, including Mount St. Helens, Navidad in Chile, Sakurajima in Japan, and Mount Merapi in Indonesia.

The story of the evolution of tropical rain forests, their recent and rapid destruction, and the intense efforts of scientists to understand them even as they disappear. This film gives viewers a better appreciation of the importance of tropical rain forests on a global scale.