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Ed Davey: Climate science is incredibly complicated

14 July 2013 Last updated at 14:50 BST

The energy secretary called for a "healthy scepticism" of climate change claims as he said the science was "incredibly complicated".

Ed Davey asked if any government was prepared "to take a gamble on the future of our planet, when the the vast majority of the science shows that climate change is happening".

Watch the full Sunday Politics interview: Andrew Neil and Ed Davey

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