Q&A: Australia is 'destroying the life support systems' says Paul Ehrlich
Paul R. Ehrlich: Saving Earth
Entrevista con Paul R. Ehrlich
Interview with Paul R. Ehrlich
Paul Ralph Ehrlich is an American biologist, best known for his warnings about the consequences of population growth and limited resources. He is the Bing Professor of Population Studies of the Department of Biology of Stanford University and president of Stanford's Center for Conservation Biology.