Our current climate crisis is, as much as anything else, a crisis of communication. Artists have a unique opportunity to step in and deliver environmental messages in a way that speaks to the emotions and the gut. And in doing this, they're reconfiguring the conceptual map of what art is supposed to be. Can a public sleepover in a town hall to raise awareness of disaster preparedness be called “art”? And what role do mystery and aesthetics play in this sort of work?