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Chapter 13, Section 3: GDP and Population. What is the current life expectancy in the U.S?. Population in the U.S. 1. Counting the population - census: official count of all ppl.; ev. 10 years Census Bureau: urban and rural pop. Population (cond).
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Chapter 13, Section 3: GDP and Population What is the current life expectancy in the U.S?
Population in the U.S. 1. Counting the population - census: official count of all ppl.; ev. 10 years • Census Bureau: urban and rural pop.
Population (cond) • 2. Historical Growth • pop. has grown, but there has been a steady decline • Smaller households (avg. household is 2.11 children)
Population (Continued) • 3. Regional Changes 1970s migration to South and West (Figure 13.6) WHY?? Weather, new industries • 4. Center of Population: point where the country would balance if it could be laid flat and all the people weighed the same 1790: Baltimore, Maryland 2000: Edgar Springs, Missouri 2010: Plato Missouri
Projected Population Trends • 1. Factors Affecting Population Growth • Fertility rate: amount of children a woman will give birth to in her lifetime • Life expectancy Today: 78.74 years 2050: 82.1 years c. Net immigration: the net change in pop. caused by people moving into and out of the country
Population Trends (cond) • 2. Projections by Age and Gender • Baby boomers (1946-1964) make up majority of pop • Women tend to outlive men • Population Pyramid: bar graph showing the breakdown of population of age by gender and age • See pg. 360: Figure 13.7 (2002)