Across
- 4. The rise in Earth’s temperature
- 5. Using up natural resources.
- 7. Cutting down forests.
- 8. Heat trapped by gases in the atmosphere.
- 9. unwanted plastic items in the environment.
Down
- 1. Long-term changes in weather patterns
- 2. Harmful substances in air, water, or land
- 3. When a species disappears forever.
- 6. Too many people for available resources.