1. How do you think that studying human populations will differ from studying animal populations? Do Now!

2. Agenda:  Do Now  Introduction: Chapter 9  Notes: Human Population  Video clip: Challenges

3. Chapter 9: The Human Population Section 1: Studying Human Populations - How can we predict population size? Section 2: Changing Population Trends - How do changes in the human population affect the world around us? - How do population trends differ across the globe?

4. Studying Human Populations Demography: the study of populations, particularly human populations - look at history - make comparisons, predictions

5. Studying Human Populations

6. Developed countries: higher incomes; slower population growth; industrial economy Developing countries: lower average incomes; agriculture-based economies; rapid population growth

7. What affects population size? - Age structure: How the population is arranged by age - Survivorship: the percentage of members of a group that are likely to survive to a given age. - Fertility rates: Babies born each year - Migration: Movement When death rates decline more rapidly than birth rates, life expectancy rises and population increases

8. Studying Human Populations http://www.nbc.com/saturday-night-live/video/the- census/1357837