Greatest Problem in the World

David Pimentel, “FOOD, LAND, POPULATION and the U.S. ECONOMY,” 1994.

Andrew Chrucky, The Greatest Problem in the World, 1985.

Paul R. Ehrlich & Anne H. Ehrlich, The Population Explosion, 1990.

Thomas Malthus, An Essay on the Principle of Population, 1798.

Antony Flew, Introduction to Thomas Malthus’ An Essay on the Principle of Population (1970)