The Age of Consequences

Our planet is approaching a critical environmental juncture. Across the globe we continue to deplete the five pools of carbon – soil, wood, coal, oil, and natural gas – at an unsustainable rate. We've burned up half the planet's known reserves of oil – one trillion barrels – in less than a century. When these sources of energy–rich carbon go into severe decline, as they surely will, society will follow. Former archeologist and Sierra Club activist Courtney White calls this moment the Age of Cons