Christiana Figueres, who heads up the global climate change talks, was visibly moved as she urged business leaders to take action to avoid runaway climate change at the World Economic Forum meeting in Davos on Thursday...

“I don’t think anybody can question the fact the role of business is fundamental, independently of [on] what side of the spectrum business stands,” she said.

Engagement from the private sector, Figueres says, needs to come in three forms: vision, action and voice...