"We see that there is not great leadership from the federal government when it comes to protecting the environment," Schwarzenegger said. "We know there is global warming, so we should stop it."
Couldn't have said it better myself.
Such acts are often symbolic and this one is no different. What sets it apart is that Tony Blair has been the foremost world leader driving tangible climate change policy. A partnership between him and the Republican Governor of the most populous US state can do nothing but carry political weight, whether George W's realizes it or not.