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'Last refuge' for polar bears vulnerable to warming

German icebreaker begins year-long Arctic drift

The biggest ever Arctic climate expedition begins

Scientists begin 'biggest ever' Arctic expedition

'Largest Arctic polar expedition ever undertaken' Audio, 00:09:42'Largest Arctic polar expedition ever undertaken'

Biggest Arctic research expedition plan. Video, 00:01:10Biggest Arctic research expedition plan

Ice-locked ship to drift over North Pole

³ÉÈË¿ìÊÖ Inside Science. MOSAiC Arctic super-expedition, Likely extinction of the Bahama nuthatch, Tim Smedley's book on air pollution. Audio, 31 minutes³ÉÈË¿ìÊÖ Inside Science