In this detective story, filmmaker Cullen Hoback investigates the largest chemical drinking water contamination in a generation. But something is rotten in state and federal regulatory agencies, and through years of persistent journalism, we learn the shocking truth about what’s really happening with drinking water in America.

This feature-length documentary chronicles the Sundance ceremony brought to Eastern Canada by William Nevin of the Elsipogtog First Nation of the Mi'kmaq. Nevin learned from Elder Keith Chiefmoon of the Blackfoot Confederacy in Alberta. Under the July sky, participants in the Sundance ceremony go four days without food or water. Then they will pierce the flesh of their chests in an offering to the Creator. This event marks a transmission of culture and a link to the warrior traditions of the past.

Narrated by Academy Award winners Sissy Spacek and Herbie Hancock, River of Gold is the disturbing account of a clandestine journey into Peru's Amazon rainforest to uncover the savage unraveling of pristine jungle. What will be the fate of this critical region of priceless biodiversity as these extraordinarily beautiful forests are turned into a hellish wasteland?

An epic journey along Africa's Great Green Wall — an ambitious vision to grow a wall of trees stretching across the entire continent to fight against increasing drought, desertification and climate change.

A feature documentary about the journey of mankind to discover our true force and who we truly are. It is a quest through science and consciousness, individual and planetary, exploring our relationships with ourselves, the world around us and the universe as a whole.

The film follows Postcommodity, an interdisciplinary arts collective comprised of Raven Chacon, Cristóbal Martinez and Kade L. Twist, who put land art in a tribal context. The group bring together a community to construct the Repellent Fence, a two-mile long ephemeral monument “stitching” together the US and Mexico.

The documentary recreates the facts in the life of the Yukpa Chief, Sabino Romero, an indigenous fighter killed on March 3, 2013, in the Chaktapa community of the Sierra de Perija in Zulia state, Venezuela. The film reflects the infinite struggle of Sabino and his people, accompanied by the social groups, in this story of truly libertarian images made with blood and fire, revealing the skein of interests that forged and carried out Sabino's murder, and the attitude Inhuman and murderous of those who made it another victim of history.

Documents the conflicts and tensions that arise between highland migrants and Mosetenes, members of an indigenous community in the Bolivian Amazon. It focuses particularly on a system of debt peonage known locally as ‘habilito’. This system is used throughout the Bolivian lowlands, and much of the rest of the Amazon basin, to secure labor in remote areas.

A poetic tribute to writer, poet and environmental activist, Ken Saro-Wiwa, who was executed alongside eight other activists for opposing the environmental damage done in their oil-rich homeland, Ogoni.

Five fishermen from Manresa, a poor neighborhood to the West of Santo Domingo in the Dominican Republic, learn from marine biologist Omar Shamir Reynoso's one-of-a-kind plan to protect nesting sea turtles.

A personal, scientific, mystical exploration of Amazonian curanderismo, focus on Ayahuasca and Master Plants, their healing and visionary properties and risks, along with the Shipibo people and their songs.

A documentary on the war between the Guatemalan military and the Mayan population, with first hand accounts by Nobel Peace Prize winner Rigoberta Menchú.

An archival documentary about the U.S. military’s response to the political and racial injustices of the late 1960s: take a military base, build a mock inner-city set, cast soldiers to play rioters, burn the place down, and film it all.

In a dark, ambiguous environment, minuscule particles drift slowly before the lens. The image focuses to reveal spruce trees and tall pines, while Innu voices tell us the story of this territory, this flooded forest. Muffled percussive sounds gradually become louder, suggesting the presence of a hydroelectric dam. The submerged trees gradually transform into firebrands as whispers bring back the stories of this forest.

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

Incident at Restigouche is a 1984 documentary film by Alanis Obomsawin, chronicling a series of two raids on the Listuguj Mi'gmaq First Nation (Restigouche) by the Sûreté du Québec in 1981, as part of the efforts of the Quebec government to impose new restrictions on Native salmon fishermen. Incident at Restigouche delves into the history behind the Quebec Provincial Police (QPP) raids on the Restigouche Reserve on June 11 and 20, 1981. The Quebec government had decided to restrict fishing, resulting in anger among the Micmac Indians as salmon was traditionally an important source of food and income. Using a combination of documents, news clips, photographs and interviews, this powerful film provides an in-depth investigation into the history-making raids that put justice on trial.

For millennia, Native Americans successfully stewarded and shaped their landscapes, but centuries of colonization have disrupted their ability to maintain their traditional land management practices. From deserts, coastlines, forests, mountains, and prairies, Native communities across the US are restoring their ancient relationships with the land. As the climate crisis escalates these time-tested practices of North America's original inhabitants are becoming increasingly essential in a rapidly changing world.

Capturing Americans in communities across the country as they wrestle with the legacy of the coal industry and what its future should be under the Trump Administration. From Appalachia to the West’s Powder River Basin, the film goes beyond the rhetoric of the “war on coal” to present compelling and often heartbreaking stories about what’s at stake for our economy, health, and climate.

Live and Let Live is a feature documentary examining our relationship with animals, the history of veganism and the ethical, environmental and health reasons that move people to go vegan.

Documentary about the kolla people living in North Western Argentina.