중2 천재 이재영 4과 본문 변형

Look at this beautiful ____.

It was created by the famous Dutch artist Vincent van Gogh in ____.

In Van Gogh's time, ____ everyone could look up and see a wonderful starry night sky.

Now, how many of us are as lucky as ____ Gogh?

In fact, many ____ in today's world cannot enjoy a starry night sky.

This is so because of light ____.

Most of us are familiar with air, ____, and land pollution.

We know that they are serious problems, and we are ____ action to solve them.

But did you know that light can also cause ____?

Light pollution―too much light in the wrong ____ at the wrong time―is almost everywhere around the world.

It can have ____ effects on humans and wildlife.

According to a recent report, about 80% of the world's population ____ under skies that are not dark enough at night.

Especially in big cities, ____ often cannot see a starry night.

They can also ____ from sleep problems because the natural rhythm of day and night is disturbed by artificial light.

____ is threatened by light pollution, too.

Birds that ____ or hunt at night find their way by natural light,

but light in big cities can ____ them to wander off course.

Every year millions of birds die ____ hitting buildings that have bright lights.

Sea turtles cannot easily find a place to lay ____ since beaches are too bright at night.

Also, many baby sea turtles die because ____ light draws them away from the ocean.

Clearly, light pollution is as ____ as other forms of pollution.

We have to find ways to ____ the problem.

If we do not, we may see stars only in our ____ or paintings.