WHAT on earth possessed climate change champion Al Gore to share a stage with mining baron and — at least until yesterday — climate change dinosaur Clive Palmer? Does the former US vice-president realise that, with his 12 minutes on stage, he has helped dismantle the toughest climate change response on the planet, leaving Australia, in all likelihood, without any carbon abatement scheme? Gore has either been duped into thinking Palmer is an environmentalist or he has been handsomely paid for his bizarre appearance. Or both. What is certain is that the man who refashioned himself as a celebrity by...