The Dominant Animal

Human Evolution and the Environment

Indian sewage contamination: picture situation in 2050 when there will be ~ 500 million more Indians

2009_Feces in India 03 04 09

Chapter 7. The Ups and Downs of Populations

Chapter Summary The population of Homo sapiens has grown from a few thousand individuals in East Africa 100,000 or so years ago to the several billions of today—a remarkable success story in many ways. But the huge and growing population of the past century or so is also a major driver of increasing global environmental [...]