Name:                                         

ECOLOGY

Complete the crossword below

Across                                                                             Down

4. a result or effect of something

6. the amount of rain that falls in a particular area during a particular period of time

10.           the process of removing salt from sea water so that the water can be used.

11.           The act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances.

12.           to keep someone or something safe from harm, injury, damage, or loss

15. a building made of glass that is used for growing plants that

need protection from the weather

1. The science of the relationships between organisms and their environments. Also called bionomics.

2. The act of destroying.

3. able to make someone or something warm

5. to make air, water, or land too dirty and dangerous for people to use in a safe way

7. fishing that damages a river or an area of sea because too many fish are caught

8. to prevent land, water, or other natural resources from being damaged or destroyed

9. available for people in general to use

13. not happening very often

14. a situation in which time, money, or energy is used without bringing any useful result