Vocabulary 15

1. Standing or pointing straight up or at an angle of 90 to a horizontal surface or line.
6. A particular area or part of the world, or any of the large official areas into which a country is divided.
9. A person who studies the environment or believes that it must be protected from damage by human activities.
10. A high area of rock with a very steep side, often on a coast.
13. An area of a country that is protected by the government because of its natural beauty or because it has a special history.
15. Very exciting to look at.

2. A small river or stream that flows into a larger river or a lake.
3. To keep something as it is, especially in order to prevent it from decaying or being damaged or destroyed.
4. Destroyed or spoiled.
5. A place for storing liquid, especially a natural or artificial lake providing water for a city or other area.
7. The place to which a person or thing travels or is sent
8. To take part in or become involved in an activity.
11. One of several things that affects or influences a situation.
12. A group of trees planted close together.
14. An evergreen tree that can reach a height of more than 300 feet and grows in California and Oregon.