Environment
It's longer than the Leaning Tower of Pisa, weighs 499 tonnes and sits 24 metres below the surface, where sharks patrol Noonu Atoll’s tropical waters
The retired tuna freighter has been sunk in an attempt to create a new marine habitat in the Maldives
"A lion began calling – a sawing, rasping sound that echoed off the rocks." I camped alone in Namibia's brutal desert and I'll never forget what happened to me
Anton Crone shares his experience traversing the dangerous Hoanib Valley and close encounters with the local wildlife
It can grow as tall as a 10-storey building and live for 400 years – and it's filled with tiny 'helicopters'
Meet the sycamore tree – a true giant of the forest.
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This golf course in England was intentionally flooded. Now something amazing is happening
The new reserve is an addition to the Lincolnshire Coastal Country Park and will provide important refuge for wildlife.
Scientists just climbed 38 of the tallest trees in Borneo. What they found was staggering
Researchers have discovered that Borneo's enormous tropical trees have evolved remarkable ‘workarounds’ to protect themselves from drought.
East Antarctica recently gained almost 700 billion tonnes of ice – and scientists know why
What happens in Antarctica can influence the whole planet, so scientists keep a close eye on environmental changes.
Wild animals stranded on island in Kenya. Scientists visited 5 years later – and found something worrying
In 2020, zebras, giraffes, impalas and waterbucks were all marooned on Crescent Island in Lake Naivasha – and they've remained there ever since.
It’s larger than New York State and contains more than 30 billion tonnes of carbon – equivalent to 3 years of global fossil fuel emissions
The Cuvette Centrale, in the centre of the Congo Basin, is the largest tropical peatland in the world
It’s so vast you could plonk London’s St Paul’s Cathedral in the middle, it contains a 100-metre tower of poop and it's home to 3 million mammals
Would you venture into Deer Cave?
This strange, steamy lake bubbles with boiling volcanic water – but sometimes almost vanishes
Steam rises from a vast, grey-blue lake deep in the mountains of Dominica, known as 'Boiling Lake'
It's over 75 million years old and like something out of a fantasy video game with outlandish giant mushrooms, fairy chimneys and an alien throne.
Here's why the Ah-Shi-Sle-Pah Wilderness has bizarre sandstone formations
Drowned at the end of the Ice Age: The flooded abyss longer than the Grand Canyon and teeming with hundreds of creatures, from mammals to reptiles
The world’s longest underwater cave system can be found in Mexico's Yucatán Peninsula – but which one is it?
It’s taller than the Statue of Liberty, older than the Roman Empire –and faces a deadly threat
3 trees in New Zealand’s Waipoua Forest were already ancient centuries before Europeans arrived on these shores.
A harvest for the wild: how responsible wild harvesting helps regeneration
Wild harvesting can help to protect landscapes while supporting the communities who depend on it
Scientists locate gigantic caves hidden deep beneath the Australian Outback
Mysterious trenches stretching across the surface of Australia’s Nullarbor Plain are allowing researchers to find ancient cave systems far below the ground.
Scientists just photographed a place that's never been seen by humans before. What the images reveal is shocking
During a survey of the Mar del Plata Canyon off the coast of Argentina, deep-sea researchers found dozens of pieces of human rubbish, including food wrappers, a plastic cup and a rubber boot.
"It’s responsible for sinking 800 ships and killing 20,000 people…" What are the most dangerous parts of the ocean?
From hazardous seas to venomous creatures, the ocean can be full of threats. But these regions could be the most dangerous on the planet.
This deep, dark cave may secretly stretch 20km to the sea – and the 'human fish' hides in its shadows
Vjetrenica Cave in Bosnia and Herzegovina is home to many weird and remarkable animals.
This lake in Canada just vanished. And it's not coming back.
The breakup of the Milne Ice Shelf in the far north of Canada has led to the collapse of a unique Arctic ecosystem.
It was born from volcanoes, is millions of years old – and it’s still growing today
It might be a stunning travel destination, but the Hawaiian Islands hide a molten secret beneath their stunning sands
It’s 50 million years old, the size of Wembley Stadium and could fit 12 Boeing 747s inside – but the only way in is via a 100-metre plunge
This spectacular cave in Oman is one of the largest cave chambers in the world.
An elephant-like animal was discovered in this gigantic underwater cave. And that’s not all
Sac Actun is one of the most impressive submerged cave systems on the planet. Here's how several decades of underwater exploration has unveiled Mexico’s ancient subterranean world and the unique wildlife thriving in the dark.
"We have to leave right now. If we just hang around, we’re all going to die.” The cave that's so deep it could swallow six Eiffel Towers
This cave in western Georgia is one of the most extraordinary in the world.
Sunken warships fill this eerie lagoon – and they're scattered with gas masks, skulls and bullet casings
Frozen in time beneath the turquoise waters of Chuuk Lagoon in the Pacific Ocean, a sunken fleet of 60 World War II ships forms an incredible underwater museum.
