Human Activity Has Been Chemically Changing the Earth Since Well Before the Industrial Revolution

It’s no secret that modern humans, with our fuel-burning cars, massive ranching and agriculture practices, and penchant for disposable goods, have had a huge impact on nearly every environment across the globe. But new research shows that even our ancestors in the Bronze Age changed the chemistry of the soils they…

Invasive Hippos, Camels, and Elephants Offer a Glimmer of Hope for Earth’s Megafauna

It’s standard news to hear about the rapid decline of wildlife these days: As humanity’s environmental impact has surged since the Industrial Revolution, animals have suffered the brunt of the consequences. But megafauna—i.e. very large animals—have been the target of human activity for much longer, and many of them…

The Sixth Mass Extinction Will Be Like Nothing In Earth's History

The sixth mass extinction—the one that seven billion humans are doing their darnedest to trigger at this very moment—is shaping up to be like nothing our planet has ever seen. That’s the conclusion of a sweeping new analysis, which compared marine fossil records from Earth’s five previous mass extinction events to…