CROSSWORD GROUP 3

2. make bad feelings between people disappear
6. the cutting down of trees in a large area; the destruction of forests by people
8. a period of time in history, especially one during which important events or changes happen
9. a way of describing a city or an area that is unpleasant because it has many large modern buildings and few trees or parks
10. able to be seen or understood
11. get rid of
12. a tax on the use of fuels that produce gases that harm the atmosphere
13. an official examination of the effect of a company’s business on the environment
14. a sudden disaster or a violent event that causes change, for example a flood or a war
16. the qualities that show you believe it is important to protect the natural environment
17. the process by which land changes into desert

1. the action of removing dangerous substances from something
3. to discover the meaning of something written badly or in a difficult or hidden way
4. liquid waste, especially chemicals produced by factories
5. the deterioration in environmental quality from ambient concentrations of pollutants and other activities and processes such as improper land use and natural disasters
7. to make something that is already bad even worse
15. to spoil or destroy the beauty or quality of something