Talking about the environment

One large tree can provide enough _______ for 3-4 people.

• food waste

• oxygen

• source

• wind power

Many creatures live in forests, so cutting down trees leads to more _______.

• solar power

• atmosphere

• endangered animals

• factories

Sunny areas like the Sahara Desert may be good places for ______ farms.

• solar power

• factory

• recycling

• carbon dioxide

Using ______ in cars and other vehicles is very bad for the atmosphere.

• oil

• oxygen

• waste

• petrol

________ creates energy from the movement of the air.

• Wind power

• Petrol

• Atmosphere

• Solar power