Times (UK): The world is on the brink of dangerous climate change and immediate action is needed to avert it, scientists said yesterday, issuing one of the bleakest assessments yet of the state of the planet. A strongly worded communiqué marking the end of a specially convened conference in Copenhagen concluded that climate change and its impacts match or exceed the worst fears expressed by the Nobel prize-winning Intergovernmental Panel on Climate Change two years ago. The statement, …