Objective: Students will study the effects of overpopulation Essential Question: Why is the population increasing a different rates in different countries? Lang Obj: Students will record key vocabulary and discuss in small groups Why Might the World Face an Overpopulation Problem

Review for quiz Reread notes Box key vocabulary Circle most important main idea Note Revisit

Demographic transition Quiz  Explain Demographic transition:  How many stages are there to Demographic Transition?  In Stage 2 DT, Explain why there is danger with population growth:  Explain the population pyramid:

Thomas Malthus  1 st to argue that the world's population increase was outrunning food supplies  Wrote Principle of Population  Population growing more rapidly than food supply as population increased geometrically food increase arithmetically  theory-of-human-population-growth.html theory-of-human-population-growth.html

Neo Malthusians  Contemporary geographers say its even worse  There are more poor countries that have had rapid population growth Medical supplies to Africa, Stage 2 development on large scale, population outpacing economic opportunities  Population growth is outstripping more that just food  Clean air, farmland, fuel  Lead to war?

Do you agree with Malthusians yes or no explain Neighbor Interview

Critics  Belief that resources are able to expand and are not fixed  True/ False?? (water, trees?)  Possiblisim? Can we respond to physical resources issues?  What can we do?  Population could stimulate economic growth-  Communists stated just need to share food resources  More people more power in military

Reality- sorry Malthus  While population has increased so has food production (actually at higher rate than NIR)  Better techniques, seeds, and cultivation of more land  Still have issues with distribution (many hungry people)  Also pop rate isn’t as much as Malthus predicted more movement into stage 3 development  Predicted: bill to 10 bill, actually only 6 billion

 Take a page & Make a graphic organizer  Fryer Model of the Malthus theory Individual Assignment What is it? Neo Malthusians support ? Reality Critics Malthus theory Grade Notebooks

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