The problem of our planet (за текстом с. 147-149)

Yes, the population is growing

No, the population is not growing.

The population does not change.

I do not know.

In Australia.

In European countries.

In America.

In Asian countries.

poor countries

rich countries

middle-class countries

is not changing

is changing

There is more ice in the Arctic.

The ice is melting.

Nothing happens.

Water is needed to flood the land.

Water is needed to colonize Mars.

Water is needed for drinking, cooking and washing.

No, you do not need to save water.

Yes, of course.

It does not matter.

The cause of pollution is explosions of weapons.

The cause of pollution is harmful gases from machines and factories.

The cause of pollution is natural processes.

We are destroying the places where they live.

They die naturally (without human intervention).

They die of disease.

They suffer from fires.

People cut down trees.

Animals destroy trees.

They cannot hunt due to melting ice.

Bears are killed by poachers.

There are not enough fish for bears in the oceans.

Pelicans

Polar bears

Foxes