1. We recycle more. We will be able to protect environment. 2. Overfishing will damage marine life. We need to control it. 3. Don’t throw garbage into rivers and lakes. You’ll make them dirty. 4. We keep polluting the land. Trees and plants will die. 5. We don’t stop polluting the environment. We get more health problems. 6. We don’t have enough food and water. We don’t stop water pollution. 7. People eat dirty food. They can be cancer. 8. Water pollution gets more serious in the future. It affects the development of economy and society. 9. We have more space. We plant more trees.