Across
- 3. Global ___ is making the world hotter.
- 6. We cannot live without fresh and clean drinking __.
- 7. Cutting down trees in forests is called __.
- 8. Put plastic, metal and paper in ___ bins.
- 11. Wind turbines and solar panels are sources of ___.
Down
- 1. The panda and polar bear are ___ species.
- 2. Factory smoke and chemical waste cause ___.
- 4. We must ___ these animals from extinction.
- 5. Foods produced naturally are called ___ foods.
- 9. We live on the planet ___.
- 10. Farmers use ___ to kill insects.
