Herald: For all the nations of the world to agree to anything is remarkable enough. To have them take fright and agree to pull in their belts on climate change is as unusual as having them pull together to create the United Nations and other world institutions at the end of the Second World War.
Hopefully, the Paris meeting will indeed be the turning point we're looking for. But just as those heady post-Second World War days quickly turned to the Cold War, a hopeful statement of intentions, no matter...