The Arctic is going through changes to its climate, economics and geo-politics. What does it mean for the region and the rest of the world? The fact that glaciers are melting and the white landscape is turning green is bad for climate change but could it also bring economic benefits?

Guests: Jennifer Spence, director of the Arctic Initiative at the Belfer Center for Science and International Affairs at the Harvard Kennedy School. Heidi Sevestre, glaciologist and member of one of the Working Groups to the Arctic Council. Heather Conley, senior advisor to the German Marshall Fund's (GMF) board of trustees. Pavel Devyatkin is a Senior Associate and Leadership Group member at The Arctic Institute.

Presenter: David Aaronovitch Producers: Charlotte McDonald, Kirsteen Knight and Beth Ashmead Latham Sound engineer: Rod Farquhar Editor: Richard Vadon Production Co-ordinator: Gemma Ashman

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