Environment

We produce a lot of ... .

The emissions from industries and engines ... the ozone layer.

You should ... the lights when you leave the room.

People often ... candy wrappings in the street.

Forest animals are in ... because we are cutting down trees.

We must ... the Earth.

There are lots of ... problems nowadays.

If people ... litter into the river, they ... a lot of fish.

We ... wild animals if we ... trees in the forest.

Peter ... so happy if he ... an apple tree.

If it ... this afternoon, I ... at home.

If you ... the tap while brushing your teeth, you .. water resources.