Why is Xuzhou evil? Can you explain it scientifically?

Earth: 1. Location of human growth activities: ~ Earth (one of the nine planets in the solar system). ~ heart says.

2. The earth or a part of the earth: ~ mass. ~ shell.

3. The part of the earth's surface except oceans, rivers and lakes: land. ~ down.

4. Soil on the earth's surface: soil ~. Tian ~. ~ politics. ~ Lord.

5. A region on the earth: the region. This ~

6. The plane of building materials paving: ~ board. ~ blanket.

7. Location of space or area: ~ point. Purpose ~.

8. People's position in social relations: easy to get along with.

9. An activity area in which thoughts or actions are expressed: see ~. Situation. Heart ~

10. Basis: quality ~.

Evil: 1 Unfair, unfair: evil. Evil thoughts. Heresy.

Traditional Chinese medicine refers to the environmental factor that causes diseases: cold evil. Wind evil.

3. superstitious people refer to the evil given by ghosts and gods: the evil in the middle.

4. Weird and grotesque: evil spirits. magic

5. The ancient "seven laws".