Russell Atagootak is the the Inuit guide on the Catlin Arctic survey and brings with him an understanding of how to survive in these harsh conditions
Charlie Paton explains how the Catlin Arctic survey team had a close shave when a large ice crack opened beneath their tent
Catlin Arctic survey finds evidence that ice is thinning more rapidly than expected, say analysts
Pen Hadow: The Catlin Arctic survey is dependent on getting its basic supplies regularly replenished – and it's quite the team effort
Attempts to examine the effects of climate change on sea ice around north pole are hampered by extreme cold and equipment failures
Pen Hadow: We're managing to make good progress with the arctic survey amid the hazards – and we even pulled off a decent April Fool
