Example image of eyePlorer eyePlorer map for 'Paul R. Ehrlich': Conservation biology Stanford University United States Ecology Entomology Lepidoptera Celebrity The Population Bomb Philadelphia Bee Charles Duncan Michener University of Kansas University of Pennsylvania Zoology Arctic Bering Sea National Institutes of Health Biology American Academy of Arts and Sciences American Association for the Advancement of Science American Philosophical Society Endangered species Environmental ethics Sociocultural evolution Biodiversity Biogeography Bay checkerspot butterfly Anne H. Ehrlich New Scientist Population control Charles Lee Remington Population Connection Federation for American Immigration Reform Optimum Population Trust Bjørn Lomborg Scientific American Stephen Schneider The Skeptical Environmentalist Albert Einstein American Institute of Biological Sciences Crafoord Prize ECI Prize Ecological Society of America Heineken Prizes Heinz Award Ramon Margalef Royal Swedish Academy of Sciences Sierra Club Tyler Prize for Environmental Achievement University of Missouri