Following in the noble tradition of Gandhi and Martin Luther King Jr., millennials are using civil disobedience to call attention to the looming climate catastrophe. Climate activist Bill McKibben lauds these youths for their courage. But he’s asking elders, who have less to lose, to step up as well. This story’s producer hasn’t been arrested since the anti-nuclear protests of her youth. But in this new political era, it might be time for her to join the next generation on the line. Meeting the “1000 Grandmothers” group may tip the scales toward action.