PPT-Questions from reading? Population and resources – the work of Malthus, the Club of

Boserup Simon Objectives To evaluate the connection between population and resources To Judge the optimistic and pessimistic viewpoints on the connection between population and resources A Fair World. Reflections on 7 Billion. Source: National Geographic Magazine, January 2011. Before the 20. th. century, no human had lived through a doubling of the human population, but there are people alive today who have seen it triple. Why might (not) the world face an overpopulation problem?. PANIC! AHH! WE’RE ALL GOING TO DIE!!!. Fears that the world’s population was outpacing the food supply/production. Adding more fields and crops year by year BUT having 2 or 3 babies per family!. Udayan Roy. ECO 54 History of Economic Thought. Thomas Robert Malthus (1766 – 1834). An Essay on the Principle of Population. 1798. Principles of Political Economy 1820. 2. Thomas Malthus. Population. Why Is Population Increasing at Different Rates?. Demographic Transition Model. A . model. . of population change where high birth rates and death rates . transition. to low birth rates and death . Overpopulation: Proponents and Critics . Malthus Basics. Idea: late 1700’s. During this time (before the industrial revolution) he predicted that the growing population would eclipse the available food supply. . Why might (not) the world face an overpopulation problem?. Reminder. All handouts due on test day. Demographic transition w/ pop pyramids on back. Interpreting pop pyramids activity. Demographic momentum. Population and Migration Unit. Thomas Malthus. Ester . Boserup. Malthus. Malthus . believed that there was a finite optimum population in relation to food supply and that an increase beyond that point would lead to a decline in living standards and to war, famine and disease. Thomas Malthus (1766-1834). In 1798 Malthus published his very influential . Essay on the Principle of Population. He contended that population must eventually outpace the food supply because population grows geometrically while food supply can expand only arithmetically. . Practical Guide. Biology. Photosynthesis. This resource is strictly for the use of member schools for as long as they remain members of The PiXL Club. It may not be copied, sold nor transferred to a third party or used by the school after membership ceases. Until such time it may be freely used within the member school.. 4 GSA Today The smart city develops on geology: Comparing Rome and Naples Donatella de Rita, geologist, Dipartimento di Scienze, Università Roma Tre, Largo San Leonardo Murialdo 1-00146, Roma, Ita Session. 4. Shape: Triangular. Growth: Fast . Shape: Extended Triangle. Growth: Moderate . Shape: Column. Growth: Slow. Shape: Reduced Pentagon. Growth: Shrinking. Thomas Malthus. . – 1798 wrote “Essay on the Principle of Population” . One of the earliest discussions of population size was by T.R. Malthus in his essay. The Principle of Population as it Affects the Future . Improvement . of Society (1798), which was refined in his second essay in 1803. Malthus mainly examined . J. ón Steinsson. Columbia University. 1. Long Run Growth. Remarkable transformation of standards of living over last 200 years. In contrast, prior to 1800, standards of living were stagnant . Best “hard” evidence: Gregory Clark (2005). A – Malthusianism. B – Neo-Malthusianism. C – Creative Pressure . A. Malthusianism. 1. Demographic Capacity. What are the principles of Malthusianism?. 2. The Malthusian Crisis. What does a Malthusian crisis involves?.