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Nature & Environment
How has Teddy Kinyanjui taken plastic out of reforestation?
Planting trees seems to be a good thing, ecologically. But... what if the saplings come wrapped in plastic bags? Kenyan Teddy Kinyanjui has come up with an elegant solution to take the plastic out of the forest.
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Science, Maths & Technology
How much electronic waste do we generate as a species?
Old computers, knackered telly sets and phones that are so last year: How much of this discarded stuff is piling up?
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Nature & Environment
Is Donald Trump ignoring the lessons of Deepwater Horizon?
New freedoms for oil and gas exploration in US waters - and a reduction in regulation - could spell disaster for America's coasts, believes Donald Boesch.
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Nature & Environment
Can eating seaweed and algae keep the world fed?
As the planet has ever-more mouths to feed, could increasing the consumption of seaweed and algae be the answer?
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Society, Politics & Law
The Legacy of Nuclear Power, Part 2
What ethical decisions does burying nuclear waste involve, and how are we responsible to future generations?
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Nature & Environment
Why is New Delhi experiencing ever-worsening periods of smog?
The Indian city is seeing levels of dangerous pollution - similar to those that killed Londoners in 1952. Ranjit Devraj shines a light through the gloom.
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Society, Politics & Law
Syria, Spitsbergen and Seeds
How are the civil war in Syria, the remote Norwegian island of Spitsbergen, and the future of the world’s food supplies connected?
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Society, Politics & Law
Studying Environments and Societies
What does human geography have to do with studying the environment?
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Nature & Environment
Palaeobiology: Solving the Riddle of the Gastroliths
The evidence explains why some prehistoric animals have stomach stones?
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Nature & Environment
Palaeobiology: The Riddle of the Stomach Stones
Why did some prehistoric animals have stomach stones?
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Science, Maths & Technology
Hallowain't III: Thorny devil
It's a spiky devil. It's also known as a dragon. So is it a dragon from hell? No.
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Science, Maths & Technology
Blue Planet II - One Ocean: The videos
Get a taste of episode one, and go behind the scenes, of our lush love letter to the deep blue.