It is everyone's responsibility to care for and protect the environment.

Caring for and protecting the environment is everyone's responsibility and obligation.

2. But some people don't care.

But some people don't care and don't care.

The most important problem in the world today is pollution.

The most important topic in the world today is pollution.

4. There is less and less water suitable for drinking.

There is less and less water suitable for human consumption.

To make matters worse, they poured sewage into the river.

To make matters worse, they discharged sewage into rivers.

They waste a lot of water in their daily life.

They waste a lot of water in their daily life.

Measures must be taken to stop pollution.

Man must take some measures to stop pollution.

8. They also throw rubbish into the river.

They also throw rubbish into the river.

Don't throw rubbish on the ground. Don't waste water. Use both sides of pa-pe-r when you write. Stop shopping with plastic bags. Make the classroom less noisy.

Don't throw rubbish on the ground. Don't waste water. When you write, write on both sides of the paper. Stop using plastic bags to go shopping. Reduce Reid's noise in the classroom.

Planting trees is very important to us.

How important and useful trees are to us human beings.

No one can live without water and air.

No one can live without water and air.

We can't live without water.

We can't live without water.

We should take many measures to stop pollution.

We should take many measures to stop pollution.

Without shade, the earth will become too hot to live.

Without shade, the earth will become too hot to live.

Many rivers and lakes are seriously polluted.

Many rivers and lakes are seriously polluted.

As we know, water is very important to human beings.

We know that water is very important to human beings.

We need to protect the earth, because it is our home.

We need to protect the earth, because it is our home.

It is our duty to save water.

Saving water is the responsibility of each of us.

In order to live better and healthier in the future, we should plant more trees.

We should plant more trees in order to live a better and healthier life in the future.

We don't need to do big things, we can start small.

We don't need to do big things, we can start with small things.

Let's try our best to make it more beautiful.

Let's try to make it more beautiful.

We should stop factories from producing harmful gases.

We should stop factories from producing harmful gases.

If we don't save water, the last drop of water will be our tears.

If we don't save water, then the last drop of water may be our human tears.