But he was most animated, his voice pitching higher and lower and the volume steadily increasing, when he spoke of global warming. "This is for real. It is not made up. The scientists are not in a conspiracy to lie to us," Gore nearly shouted. "The generation of people alive today will be held accountable," he said. "Our children and grandchildren ... if they exist in a world that has been devastated by these consequences that have been predicted and are beginning to unfold -- they would be well justified in asking of us: 'What in the hell were you...