Across
- 6. a dangerous substance for the planet
- 7. when rain creates inondations
- 8. the name of our planet
- 10. atmospheric pollution in the rain
- 12. when you cut all the trees in the forest
- 13. energy which is never finished
- 14. when you separate your waste
Down
- 1. a material, substance, product eliminated by humans
- 2. the gases which increase the planet temperature
- 3. when it does not rain for a long time
- 4. to preserve
- 5. the increase of the temperature of the planet
- 9. the weather conditions on the planet
- 11. the attitude to protect our planet