Design an environmental protection slogan for Xiaocao and Xiaohe.

1. Protect the mother river and care for nature!

2. The Yellow River is clear and the world is peaceful.

3. To care for the Yellow River is to care for your own mother!

4. The two major rivers, the Yangtze River and the Yellow River, are like human parents.

5. If you don’t reach the Great Wall, you are not a hero; if you don’t protect the Yellow River, you are not a descendant!

6. The Yellow River has entered the blue sky, leaving thousands of miles of sand in its nine meanders.

7. The nine meanders of the Yellow River share the same love, and the green forests on both sides are clear all year round.