US singer Pharrell Williams speaks during the panel "What"s Next? A Climate for Action" at the World Economic Forum 2015 in Davos
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Can Davos lead on climate change?

Around 1,700 private jets flew to Davos, taking delegates at the World Economic Forum to discuss, amongst other things, global warming.

Despite the irony, there is a growing sense of urgency ahead of key talks in Paris later this year. But will that translate into action?

Michelle Fleury reports.

  • 22 Jan 2015
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