Kyoto is not perfect but its a start. Why dump Kyoto when so much work and discussion has already gone into it. Lets face it, Bush didn't refuse to sign because he didn't like the credit plan. There are a limited number of credits so worldwide it is a fair option and each nation has the choice.
Guest reasons that, "Today we have put in place everything from national borders to fixed infastructure that makes it much more difficult to relocate."
We are more nomadic than ever. Jets and cars are a big part of the problem! Not to mention industrial waste and deforestation. Do some research, Guest, before you throw the baby out with the bathwater.