Arctic

Isaac Rowlands swings his clubs for 32 hours in unbroken daylight in the Arctic Circle.

As Arctic ice melts, global powers seize new opportunities to extract oil, speed up trade and boost their military presence.

Ella Hibbert says the challenge has been made possible by melting sea ice caused by climate change.

Europe editor Katya Adler gains access to a secret HQ and Norwegian warships leading military exercises.

An arctic vault holds digital back-ups of some of humanity's great works of art, history and technology.

Scientists in the high Arctic are lifting their labs into the air to avoid damage from melting permafrost.

Camilla Hempleman-Adams has apologised for offence caused to the Inuit community on Baffin Island.

The team are facing -40C temperatures, polar bears, sea ice and frozen glaciers on their expedition.