Scientists, journalists, and politicians increasingly tell us that human impacts on climate constitute the single greatest threat facing our planet and may even bring about the extinction of our species. Yet behind these anxieties lies an older, much deeper fear about the power that climate exerts over us. The Empire of Climate traces the history of this idea and its pervasive influence over how we interpret world events and make sense of the human condition, from the rise and fall of ancient civilizations to the afflictions of the modern psyche.