The United Nations climate change conference in Cancun in early December was met with negativity and apathy. As I took part in the meetings, it was clear that after the failure of the Copenhagen talks late last year, there would be no agreement on reducing emissions and tackling climate change. But there is too much at stake for us to give up and go home. It is now up to the business community to take the lead – and with a little help from government, we can succeed.