In 1962, Rachel Carson's book Silent Spring opened America's eyes to the dangers of pesticides and man's place in nature. This episode of the "Before/After" series dives into the genesis of a poetic and powerful text, which inspired modern environmentalist thought.

Five years ago Kisilu, a Kenyan farmer, started to use his camera to capture the life of his family, his village and the damages of climate change. When a violent storm throws him and a Norwegian filmmaker together we see him transform from a father, to a community leader and activist on the global stage.

Every day, the world over, large amounts of high-level radioactive waste created by nuclear power plants is placed in interim storage, which is vulnerable to natural disasters, man-made disasters, and to societal changes. In Finland the world’s first permanent repository is being hewn out of solid rock – a huge system of underground tunnels - that must last 100,000 years as this is how long the waste remains hazardous.

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.

In the summer of 2000, federal fishery officers appeared to wage war on the Mi'gmaq fishermen of Burnt Church, New Brunswick. Why would officials of the Canadian government attack citizens for exercising rights that had been affirmed by the highest court in the land? Alanis Obomsawin casts her nets into history to provide a context for the events on Miramichi Bay.

In Fabrizio Terranova’s film, Donna Haraway – an original thinker and activist, one of the founders of cyberfeminism and the author of A Cyborg Manifesto, which proposed a number of innovative theories about the existence of scientific knowledge – calls for the abandonment of the idea of human exceptionalism and for a conception of the world as complex web of interconnections between people, animals and machines. Jellyfish can be seen flying around her home while she discusses the stories that are necessary for Earth’s preservation and reads her fantastic tale of the art of survival on a broken planet, and of fusion and care between the species.

With humor, chutzpah and a piece of vinyl siding firmly in hand, Peabody Award-winning filmmaker Judith Helfand and co-director and award-winning cinematographer Daniel B. Gold set out in search of the truth about polyvinyl chloride (PVC), America's most popular plastic. From Long Island to Louisiana to Italy, they unearth the facts about PVC and its effects on human health and the environment.

Every day our changing climate pushes us closer to an environmental catastrophe, but for most the problem is easy to ignore. David Hallquist, a Vermont utility executive, has made it his mission to take on one of the largest contributors of this global crisis-our electric grid. But when his son Derek tries to tell his father's story, the film is soon derailed by a staggering family secret, one that forces Derek and David to turn their attention toward a much more personal struggle, one that can no longer be ignored. - Written by Aaron Woolf

Nick Beake travels to Norway to meet the young people taking on their government in an attempt to prevent further drilling for oil and gas. They believe their country's export of fossil fuels is putting the planet in peril, and it's one of many similar fights emerging across Europe.

The Smog of the Sea chronicles a 1-week journey through the remote waters of the Sargasso Sea. Marine scientist Marcus Eriksen invited onboard an unusual crew to help him study the sea: renowned surfers Keith & Dan Malloy, musician Jack Johnson, spearfisher woman Kimi Werner, and bodysurfer Mark Cunningham become citizen scientists on a mission to assess the fate of plastics in the world’s oceans. After years of hearing about the famous “garbage patches” in the ocean’s gyres, the crew is stunned to learn that the patches are a myth: the waters stretching to the horizon are clear blue, with no islands of trash in sight. But as the crew sieves the water and sorts through their haul, a more disturbing reality sets in: a fog of microplastics permeates the world’s oceans, trillions of nearly invisible plastic shards making their way up the marine food chain. You can clean up a garbage patch, but how do you stop a fog?

A cinematic and introspective look at the residents of a Quebec town—once the site of the world's largest asbestos mine—as they grapple with their community's industrial past. Striving to honour their heritage while reconciling with their history and forging a new path forward, the miners delve into the intricacies of progress and healing.

The year 2017 was marked by several major Atlantic hurricanes (including Harvey, Irma and Maria), flooding in South America and a serious earthquake in Mexico. In Europe, deadly forest fires struck Portugal. Madagascar was flattened by a Category 4 typhoon that wiped out the country’s infrastructure. The financial costs are unprecedented with billions of dollars of damage. Thanks to spectacular footage filmed at the heart of the action, this film shows a selection of the most notable natural disasters to strike this year. Expert analysis and photo-realistic animation allow the audience to understand the forces at work behind these catastrophes.

A decade on from its triple core meltdown, we take stock of the mammoth task of decommissioning the Fukushima Daiichi Nuclear Power Plant, an undertaking fraught with both technical and social challenges. The Japanese government maintains the process will take up to 40 years, but the schedule has already been revised 5 times, with pivotal elements postponed. Meanwhile, as people return to their homes in surrounding areas, disposal of unprecedented volumes of radioactive waste has become a point of contention between residents and the government. We look back on the 10 years since the nuclear disaster and explore the choices that will shape Fukushima's future.

April 8, 2003: Karsten Heuer + Leanne Allison left the remote community of Old Crow,Yukon, to join the Porcupine Caribou Herd on their epic life journey. For 5 months the Canadians migrated on foot with the 123,000-member herd from wintering to calving grounds in Alaska's Arctic National Wildlife Refuge, and back again — 1500km across snow and tundra. They completed their journey on Sept. 8, 2003.

In the heart of the Boreal forest lives a family renowned as much for their gourmet forest pickings as for their life of self-sufficiency.

Despite a workforce in quarantine, Canada planted almost 700 million trees in 2020 – the most ever. With future forests under threat, a young woman journies into the Canadian bush to endure a grueling and unconventional season of tree planting during a pandemic.

The environmental problems caused by fracking in America have been well publicized but what's less known are the gas industry's plans for expansion in other countries. This investigation, filmed in Botswana, South Africa and North America, reveals how gas companies are quietly invading some of the most protected places on the planet.