Across
- 2. to get rid of something after using it.
- 4. cutting down of trees in a large area, or the destruction of forests by people.
- 7. water that collects below the surface of the earth.
- 10. environment.
- 12. spoken or written statement that something is true, given in a law court.
- 15. the negative effect of something on something.
- 17. waste water or human urine or solid waste.
- 18. to make something less pure or poisonous.
- 19. the material on the surface of the ground in which plants grow.
- 20. to use something in an effective way.
- 22. to make/set something or someone free.
- 23. city local government.
- 25. obeying orders and rules.
- 27. to remove or take away someone/something.
- 28. many different kinds.
Down
- 1. disagreement.
- 3. a polluting substance such a poison.
- 5. covering a large area.Ex: her knowledge of Islam is ......
- 6. too many people for the amount of food, materials, and space available.
- 8. human population spreads away from populated towns and cities, over rural land.
- 9. waste management(processing wastes from its inception to its disposal).
- 11. a person who has a job or responsibility in the government.
- 13. to examine a crime or a problem carefully, to discover the truth.
- 14. the progress or the development of something or the arrival of something.
- 16. atmosphere.
- 21. slow increase in the temperature of the
- 24. to use something again after processing it.
- 26. farming.