Since he made California the first state to limit greenhouse gases, Gov. Arnold Schwarzenegger has been signing agreements with other governments to address global warming. He has struck deals with Arizona, Oregon, New Mexico, New York, Utah and Washington. He signed one with the United Kingdom even before the California law came into being. And he's done them with a state in Australia and a province in Canada, where he travels this week to sign two more. But the Democrats who wrote and passed the global warming bill Schwarzenegger signed into law are hardly celebrating the governor's deal-making. While they...