Tom Heap asks how dangerous plastic microfibres from clothes are and explores solutions.
Wood can do anything that oil can do. Could it be the backbone of a future economy?
The UK needs 300,000 new homes a year, Tom Heap asks if building big can also be green.
Why has Australia failed to arrest the decline of the Great Barrier Reef?
Meet the people fighting to save the natural wonder of the world, the Great Barrier Reef.
Why are environmental issues suddenly back in political fashion? Tom Heap investigates.
Tom Heap reports from the UN Climate Change Conference in Bonn.
Roger Harrabin travels to the USA to meet America's climate resistance.
How do you communicate carbon emissions to farmers?
Tom Heap finds out if fish farming can really feed the planet without trashing our oceans.
Where do the contents of our bins end up? Tom Heap lifts the lid on recycling.
Lucy Siegle reports from La Scala, Milan to ask if fashion can ever really be 'green'.
Could the sharing economy save the planet? Tom Heap finds out.
Tom Heap asks if the Environment Agency is fit for purpose.
How to become the world's most powerful environmentalist.
New developments in battery technology are changing the way Britain is powered.
Can beautiful places welcome mass tourism without environmental destruction?
How much is UK food security threatened by climate change? Botanist James Wong finds out.
Can Britain revive its forests and grow the wood we need for a greener economy?
Enormous new dams threaten life on one of south east Asia's most vital rivers.
Peter Gibbs meets the Penguins of the Falkland Islands.
How long do you expect your electronic gadgets and clothes to last? Time to fight back.
Tom Heaps asks if insulation and power-saving gadgets can cut carbon emissions from homes.
Five of the Solomon Islands have already been lost to the sea. How are the locals coping?
The Skoll World Forum aims to help entrepreneurs solve global problems. Tom Heap reports.
Can Brexit save the British fishing industry? Tom Heap investigates.
What happens in the world's most northerly town when the permafrost defrosts?
Tom Heap examines the future for America's Wild West and its Mild East under Trump.
Two remarkable women have found a formula to save the last of the Indonesian rainforest.
More delivery trucks means more air pollution in our cities. Tom Heap looks for an answer.