Across
- 2. To protect something and keep it safe from harm or damage.
- 5. Harmful substances that dirty the air, water, or land and can hurt people, animals, and nature.
- 6. A community of living things (plants, animals, and microorganisms) that interact with each other and their environment.
- 8. Gases or other substances that are released into the air, often from cars or factories.
- 9. Something that causes discomfort or harm, like smoke that makes your eyes water or chemicals that make your skin itchy.
- 10. Using resources in a way that meets our needs without harming the environment or running out in the future.
Down
- 1. A material that can break down naturally and safely into the environment without causing harm.
- 3. The smoke or gases that come from cars, trucks, and factories.
- 4. Saving and using natural resources wisely so they don’t run out.
- 7. To make something dirty or unsafe by adding harmful substances, like oil in water or chemicals in food.