Discusses how many people the earth can support in terms of economic, physical, and environmental aspects.

From the oceans to continental heartlands, human activities have altered the physical characteristics of Earth's surface. With Earth's population projected to p

The current world population is 7.9 billion people. Our demands are already making a massive impact on the earth. Global warming, biodiversity loss, resource de

"An audacious and concrete proposal…Half-Earth completes the 86-year-old Wilson’s valedictory trilogy on the human animal and our place on the planet." —J

From the authors of the bestselling The Big Shift, a provocative argument that the global population will soon begin to decline, dramatically reshaping the soci