103 HUMANPOP 2 - HUMAN POPULATION GROWTH • 1 REVIEW OF FACTS • 2 MODEL OF POPULATION GROWTH – THE DEMOGRAPHIC TRANSITION • 3 HOW CAN WE

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Unformatted text preview: HUMAN POPULATION GROWTH • 1. REVIEW OF FACTS. • 2. MODEL OF POPULATION GROWTH – THE DEMOGRAPHIC TRANSITION. • 3. HOW CAN WE DECREASE BIRTH RATES? • 4. SOCIAL & CULTURAL CONSIDERATIONS. • Suggested readings: Dietz, T., et al. 2007. Driving the human ecological footprint. Frontiers in Ecology & Environment 5:13-24. REVIEW • WORLD POPULATION – 6.8 BILLION ADDING 80 MILLION / YEAR • USA POPULATION – 308 MILLION • OTHER COUNTRIES - CHINA: 1.3 BILLION INDIA: 1.1 BILLION PROBABLE WORLD’S POPULATION BY 2100 MANY COUNTRIES WILL CONTINUE TO GROW BECAUSE OF “______________ __________________________ ” _____________ MOST LIKELY BY 2100 HOW DO THEY COME UP WITH THESE NUMBERS? HUMAN AGE PYRAMIDS • IN MANY DEVELOPING COUNTRIES, HUGE % OF POPULATION IS VERY YOUNG. • THESE COUNTRIES WILL CONTINUE TO GROW DUE TO “POPULATION MOMENTUM.” DEMOGRAPHIC TRANSITION MODEL DEMOGRAPHIC TRANSITION MODEL • STAGE 1 . HIGH BIRTH RATES, HIGH DEATH RATES, LOW POPULATION....
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This note was uploaded on 02/26/2012 for the course FNR 103 taught by Professor Staff during the Fall '08 term at Purdue University-West Lafayette.

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103 HUMANPOP 2 - HUMAN POPULATION GROWTH • 1 REVIEW OF FACTS • 2 MODEL OF POPULATION GROWTH – THE DEMOGRAPHIC TRANSITION • 3 HOW CAN WE

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