Los Angeles' smog may last many days and is a severe health hazard.

1. What are some causes of smog?

2. How will California's strict auto emissions standards affect Los Angeles atmosphere? Explain your answer.

The automobile industry explores the use of various types of energy alternative vehicles as opposed to traditional vehicles that use gasoline.

Give background information on the alternative fuel source (or vehicle) and answer the following questions:

3. What is one fuel alternative to gasoline for automobiles?

4. Would you consider buying one of these vehicles in the future? Why or Why Not?

5 Why do you think there are not more of these vehicles in use?