1. The United States, Chapter 9, Section 4 The West, Using and Preserving Resources

2. The incredible wealth of natural resources has drawn people to the West for well over 400 years.

3. With the California Gold Rush of 1849, population exploded in the region.

4. Settlers from the mining towns built their homes with timber from the Pacific Northwest

5. In order to save parts of the West as natural wilderness, Congress created several national parks and forests.

6. The large number of visitors to Yosemite National Park causes traffic jams and air pollution.

7. Westerners are trying to find responsible ways to balance the needs of the environment, the community and the economy.

8. Today, most Westerners work in the cities. (San Francisco, top left, Seattle, top right, Los Angeles, bottom right)

9. The area around San Jose, California, is called Silicon Valley, because there are so many computer companies there.

10. Reviewing Key Terms: forty-niner mass transit responsible development

11. THE nickname of miners of the California Gold Rush of 1849 is forty-niner.

12. A system of subways, buses, and commuter trains used to transport large numbers of people is called mass transit.

13. Limiting the number of campers allowed in Yosemite National Park is an example of responsible development.