It's clear the Bush administration isn't willing to accept its responsibility.

Here is the moment where the international community can be held up by the United States or choose to bypass them.

When you walk around the conference hall here, delegates are saying there are lots of issues on the agenda, but there's only one real problem, and that's the United States.

They've released the brakes on the Kyoto process.

So what we see in the wild may be really sophisticated.

They know when they need help.