The WEF wants you to reduce your carbon footprint

The world's elites travelled to the World Economic Forum (WEF)'s annual meeting in their private jets and limousines, but they believe you need to do more to reduce your carbon footprint.

During today's conference, Alibaba Group president J. Michael Evans boasted about the development of an "individual carbon footprint tracker" to monitor what you buy, what you eat and where/how you travel.

True North's Andrew Lawton reports from Davos.