Guardian: We now have only 98 months before the world enters a new, more perilous phase of global warming, and that’s if we are lucky. Glaciers around the world may be increasing their rate of retreat, but something else is also beginning to move. When was the last time you can recall a former American vice-president calling on the youth of the world to commit widespread acts of civil disobedience? The Bush administration’s ad hoc disregard of international law may be familiar, but the audience …