Canwest News Service: With Western and Central Canadian provinces at odds over how to tackle climate change, there could be more bones of contention than consensus when Canada’s premiers meet in Quebec City Wednesday. Quebec Premier Jean Charest – who chairs this meeting as host – said it is no secret it will be impossible to secure a national agreement on fighting climate change at the three-day meeting. “We’ve known that for a long time and it won’t change at the meeting,” Charest said …