Countries meeting in Tianjin, China are trying to make final progress before the world comes together in Cancun. There are some essential elements that need to be agreed in Cancun to prove that this process can deliver real action, to begin to implement key elements of the international response to climate change, and to lay the foundation for further commitments beyond Cancun. So how are we doing a little over one week into the Tianjin session? We have mixed results.