9 a) Copy the grid on page 152. Read the following explanations and match them with the words from the box.
ecology, pollution, energy, cars, the Earth, rainforest, nuclear
testing, garbage, environmental problems, animals in danger
1 It is rubbish, waste or other things we throw away.
2 It is a thick forest in tropical parts of the world, like in Amazon area.
3 It is our planet
4 We have so many of them, like air, sea, and land pollution,
holes in the ozone layer and so on.
151
