Paul Ehrlich, Stanford Professor of Population Studies, Emeritus. Stanford photo. Stanford biologist Paul Ehrlich, who died Sunday in Palo Alto at age 93, was a crusader whose dire predictions about ...

In recent years, the idea of having fewer children or not having children at all has been put forward by some climate activists as way to tackle climate change. A few scientific studies have ...

In this Working Paper, part of a series from CFR’s Women and Foreign Policy program, Geoffrey Dabelko argues that support of, and funding for, PHE approaches should be increased because PHE programs ...

NPR's Sarah McCammon speaks with economist and demographer Dean Spears about why he thinks depopulation isn't the answer to the global climate crisis. For many young people thinking about starting a ...

Ecological footprint using seven example nations: USA, Australia, Finland, UK, China and Nigeria. The numbers on the right indicate how many Earths would be required if everyone on Earth consumed ...