Gateway B1 Unit 6 Environmental Isues

Complete the sentences with the correct word.

___________ is when water and air are dirty and dangerous.

Complete the sentence with the correct word.

The ___________ effect is the warming of the Earth's atosphere as a result of harmful gases.

Complete the sentence with the correct word.

There are holes in the ____________ layer and this causes temperatures to rise.

Complete the sentence with the correct word.

Car exhaust _________ are bad for the environment.

Complete the sentence with the correct word.

__________ rain is full of chemicals.

Complete the sentence with the correct word.

An animal that is __________ may become extinct.