02: Heat Pumps | What They Really Mean for You

Fashion's Dirty Secrets | Stacey Dooley

Stacey Dooley uncovers the shocking environmental impact caused by an insatiable appetite for cheap clothing.

03: Food, Fire and Water | Supersized Earth

Dallas Campbell examines what it takes to keep seven billion humans alive with food, energy and water.

Episode 1 | Hugh's War on Waste

Hugh Fearnley-Whittingstall wants to find out why the UK wastes so much food. He challenges supermarkets to drastically reduce the amount of ...

Meat: A Threat to Our Planet?

From colossal farms in America to the destruction of the Amazon, Liz Bonnin investigates how our hunger for meat is killing our planet.

Episode 1 | Planet Oil: The Treasure That Conquered The World

From the moment we first drilled for oil, we opened a Pandora's box that changed the world forever. It transfor...

Episode 2 | Planet Oil: The Treasure That Conquered The World

Professor Iain Stewart looks back at the 1950s, a time when the oil and gas fields of the Middle East became a ...

04: Wind | Powering Britain

Keeley Donovan heads 75 miles off the Yorkshire coast to see the building of Hornsea One, which is currently the world's biggest offshore windfarm.

Energy | Bang Goes The Theory

Jem Stansfield, Liz Bonnin and Maggie Philbin investigate how close Britain might get to running out of electricity.

Fruit and Veg | What Britain Buys and Sells in a Day

Ed Balls, Ade Adepitan and Cherry Healey delve into the hectic world of Britain's imports and exports. Ed is at London G...

01: Biomass | Powering Britain

Keeley Donovan takes a behind-the-scenes look at Drax near Selby, which is Britain's biggest power station.

04: Canada | Arctic with Bruce Parry

Bruce travels to the far north of Canada to live with the Caribou people and witness their annual spring hunt. He then heads south to th...

Food choices and carbon footprint | Horizon

Hannah and Mike detail how environmental scientists calculate a food produces carbon footprint.

Episode 2 | War on Plastic with Hugh and Anita

Hugh and Anita's attempts to solve our plastic problems continue. Anita tackles bathroom plastics whilst Hugh learns that micr...

The Green Energy Scandal Exposed | Panorama

The wood-burning Drax power station in Yorkshire provides 12 per cent of the UK’s renewable energy. Reporter Joe Crowley investig...

03: Black creeks | The Compass

How does oil pollution affect Ogoniland today?

03: Nuclear | Powering Britain

Keeley Donovan meets the people working at Heysham 1 and Heysham 2 power stations in Lancashire, Britain's biggest operational nuclear site.

Dyson Farm | Rick Stein's Food Stories

On a cutting-edge farm run by James Dyson, Rick meets robots picking strawberries that grow all year round.

Episode 3 | Planet Oil: The Treasure That Conquered The World

Professor Iain Stewart examines the situation in the 21st century, at which point the global consumption of oil...

Feast to Save the Planet | Horizon

Gregg Wallace and mathematician Hannah Fry invite five special guests to a unique dinner party where they are scored on the environmental ...

Food waste | Horizon

Some startling facts are revealed about how much we waste food as a nation.