1
Source of energy that won't run out, such as wind, sunligth and water.
2
The state of being contaminated
3
Changes in the earth's weather, due to the increase in the temperature of the earth's atmosphere.
4
Different kinds of plants and animals that exist in an enviroment. Variety of life
5
Rain that contains dangerous chemicals.
6
Situation that results when something (plant or animals) has died out completely
7
Natural world, in which people, animals and plants live.
8
Make new things from old materials.
9
The power we need to turn on lights and appliances
10
Liquid we need to live.
