
Paul 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.
英国可流媒体播放的2部标题中的2部
可免费流媒体播放的2部标题
查看Paul Ehrlich的完整流媒体指南→
