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Соедините следующие слова и фразы (1-5) с их определениями (A-E).

1. Conservation

2. Global warming

3. The ozone layer

4. Acid rain

5. CFC

А. is an increase in world temperature caused by an increase in carbon dioxide

B. is a chemical which destroys the ozone layer

C. is rain that contains dangerous chemicals. It is caused by smoke from factories.

D. is the protection of natural things, e.g. plants and animals

E. is a layer of gases that stop dangerous radiation from the sun from reaching the earth