Unit 9 Lesson 3 Reading

The natural ________ of many animals can be destroyed in the process of cutting down forests.

Global warming can cause extreme ________ such as floods or heatwaves.

one of the reasons for destroying wildlife habitats

an example of harmful substances in the air and water

One of the main causes of air pollution is ________ produced by machines and factories.

an effect of illegal hunting on the ecosystem

an increase in the level of the world’s oceans

When many animals disappear, this damages the natural balance of ________.