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Yangtze River, East Lake.

3 degrees celsius

The first chemical plant and domestic garbage are everywhere.

5 Henan, where people don't bathe very much; Come to Tibet again and hang from south to north!

6. Wash vegetables, water flowers, wash your face and flush the toilet. ...

When a fire hydrant or water pipe breaks, people just avoid it.

If we don't save water, the third world war may start with water in a thousand or tens of thousands of years. ...