Ответ на вопрос: 1. True or False? 1. Many U.S. cities have dirty air. 2. Most of the states in America don't have laws against air pollution. 3. Scientists are looking for ways to make factories and cars run cleaner. 4. Sulfates come out of coal-burning factories only in America. 5. Nobody cares about acid rain. 6. All of the lakes and rivers in America are polluted. 7. Energy is renewable. 8. Pesticides can often be found in food. 9. Cars don't cause air pollution. 10. In 1993, each person in The United States threw away 45 pounds of trash a day. 11. Everyone should throw away less trash.