UNIT 8. What if ... ? 8C Going green, page 78

Exercise 1

1 decompose

2 ozone

3 ultra violet

4 oil

5 renewable

6 warming

7 recycles

8 pesticides

9 organic

10 improve
Exercise 2

1
Exercise 3
1 because it's naturally rich in wildlife
2 to increase production from farms
3 it became salty
4 Tataru Island
5 they have more fish and wood, and the water is fresher
Challenge! 

Students' own answers