↑ Michael Haynes, Rumy Husan 2000 "National inequality and the catch-up period: Some "growth alone" scenarios" Journal of Economic Issues. 34:3 "In a world that now produces more food than is necessary to feed all its population [UN 1994], there is no excuse for hunger and starvation."
↑ Bernard Gilland "World population and food supply can food production keep pace with population growth in the next half-century?" Food Policy 27 (2002) 47–63
↑ Hopfenberg, Russell and Pimentel, David, "Human Population Numbers as a Function of Food Supply," Environment, Development and Sustainability, vol. 3, no. 1, March, 2001, pp. 1-15
↑ Food Production & Population Growth, video with Daniel Quinn và Alan Thornhill
↑ Hopfenberg, Russell, "Human Carrying Capacity Is Determined by Food Availability," Population & Environment, vol. 25, no. 2, November 2003, pp. 109-117
1 2 Food and Agriculture Organization of the United Nations. 2001. Food Insecurity: When People Live With Hunger and Fear Starvation. The State of Food insecurity in the World 2001. Italy: FAO
1 2 I.A. Shiklomanov, Appraisal and Assessment of World Water Resources, Water International 25(1): 11-32 (2000)
↑ International Energy Outlook 2000, Energy Information Administration, Office of Integrated Analysis and Forecasting, U.S. Department of Energy, Washington D.C. (2000)
↑ G. McGranahan, S. Lewin, T. Fransen, C. Hunt, M. Kjellen, J. Pretty, C. Stephens and I. Virgin, Environmental Change and Human Health in Countries of Africa, the Caribbean and the Pacific, Stockholm Environment Institute, Stockholm, Sweden (1999)
↑ Finer LB, Henshaw SK (2006). “Disparities in rates of unintended pregnancy in the United States, 1994 and 2001”. Perspect Sex Reprod Health 38: 90–96. doi:10.1363/3809006.
