Identify a place other than your hometown where you have a connection What is the nature of the interaction that you have with that place? Explain
how the interaction illustrates one or more types of diffusion.

Why are mangrove swamps an important part of the ecosystem of west africa?

Explain how a convection current in the earth is formed.

Match your vocabulary word to its definition. 1. emigration 2. immigration 3. migration 4. overpopulation 5. sustainable development 6. under population 7. unsustainable development 8. urbanization the movement from one place to another the number of people exceeds the available natural resources in an area leaving one's homeland to settle in a new place the increase in the population of a city the movement of people to a new country the ability to meet current needs without reducing the ability to meet future needs resources being used up at a faster rate than they can be replenished birth rate insufficient to replace the existing population