Antarctica
Has Antarctica ever been ice-free? Why the coldest place on Earth hasn't always been blanketed by snow
It's the coldest place on Earth and one of the most hostile continents for wildlife, but has Antartica always been covered in ice?
World's biggest iceberg on collision course with South Georgia – here's what might happen next
A mega-iceberg from Antarctica is heading for the remote South Atlantic Ocean island – an important breeding ground for colonies of penguins, seals and albatrosses.
'So much for protecting Arctic wildlife' – new Norwegian cruise restrictions are hypocritical, says Mark Carwardine
In a bid to curb overtourism, the Norwegian government has announced new regulations. But as Mark Carwardine says, they miss an important point
Iceberg guide: how they form, where they're found, and how they're used by wildlife
Learn more about icebergs in our guide by experts from the British Antarctic Survey (BAS).