Once You Know

Through the eyes of ex-engineer, now filmmaker Gillian McKercher, Orphaned explores the huge task of cleaning up thousands of idle oil and gas wells i...

This film tries to blow the whistle on what it calls the biggest swindle in modern history: 'Man Made Global Warming'. Watch this film and make up you...

Exploring the impact of human behavior on our environment from the perspective of one of South Florida's most beloved and fragile underwater creatures...

An internal battle is simmering among US Christians over whether climate change is a call to protect the Earth, the work of God to be welcomed, or doe...

Dr Helen Czerski delves into the Horizon archive to chart the transformation of a little-known theory into one of the greatest scientific undertakings...

Gripped by a fear of drought, 'SCENES FROM A DRY CITY' uses the lens of water to reveal cracks in Cape Town's complex social fabric.

Every day our changing climate pushes us closer to an environmental catastrophe, but for most the problem is easy to ignore. David Hallquist, a Vermon...

After one of the hottest years on record, Sir David Attenborough looks at the science of climate change and potential solutions to this global threat....

Professional snowboarder and mountaineer Jeremy Jones has an intimate relationship with the outdoors. It’s his escape, his identity, and his legacy. B...

As co-created by environmentalists Stephan Poulle and Nicolas Koutsikas, the documentary Gulf Stream and the Next Ice Age argues and provides evidence...

An examination of the extinction threat faced by frogs, which have hopped on Earth for some 250 million years and are a crucial cog in the ecosystem....

With a hybrid style blending political essay and road movie, this documentary by Santiago Bertolino takes us into the heart of the Amazonian reality....

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 con...

Tar Creek is an environmentally devastated area in northeastern Oklahoma with acidic creeks, stratospheric lead poisoning and enormous sinkholes. Near...