Human Population Growth

• World Population growth curve

• Survivorship• Age Structure• Demographic

Transition• US Population

Human Population Growth

World Population Growth Rates

Survivorship

• Three types of curves• High survivorship

early• Constant• High mortality, long

lived

Examples

Age Structure

• Generalized• Sex ratios• How many in each

age class• Age of first

reproduction• Population

momentum

Developed vs undeveloped

World Age structures

• Developed countries• Developing countries• Future projections• Population Control

Demographic Transition

US Population

• Slow growth

• Baby Boomers

• Future projection