Tom Heap asks if going plastic-free risks harming the environment.
The Real Cost of Chinese Medicine
Endangered animals are paying the price for the spread of traditional Chinese medicine.
Wetlands are disappearing three times faster than forests, but the damage can be reversed.
March of the Wet Wipes
Our sewerage system is grinding to a halt. The culprits are wet wipes.
Art and the Environment
Could art help us see, hear and feel the problems facing our planet? Tom Heap finds out.
Heat from the Deep
Can we exploit the hot rocks beneath the earth's crust for power? Peter Gibbs reports.
The Future of Our National Parks
How can the UK's best-loved landscapes work better for people and wildlife?
Hit the Gas!
From the cattle shed to the racetrack. How ammonia cleaned up its act.
Tyres have an enormous impact on the environment. What can be done to make them better?
Clean Air for Kids
Clean air - the fightback: Tom Heap investigates air pollution and children's health.
Brexit a’r Tir
Brexit a’r Undebau Amaeth
Scotland The Best, Dundee's Verdant Works and The Great British Spring Clean
Martel chats with Pete Irvine about his book Scotland The Best.
Sybil Ruscoe visits Fingle Woods in Devon, to learn about ancient woodland restoration
The Springhill Allotmenteers
Anne Marie McAleese visits the allotments at Springhill House in County Derry
Ludovic Kennedy on Skye
Broadcaster Ludovic Kennedy visits the Isle of Skye, exploring tales of Highland Clans.