Across
- 4. They can kill many animals in a forest
- 6. Gases that can increase the global warming
- 7. The biggest epidemic of the last years
- 9. Movement of the tectonic plates
- 10. They are very typical in Summer when it is not rainning
- 11. They are very common in Valencia and Murcia
- 12. a powerful, rotating tropical storm with sustained and strong winds
- 13. It happens because of the action of a submarine earthquake
Down
- 1. Synonym for contamination
- 2. The act of cutting down too many trees
- 3. The variety of living things that inhabit the planet
- 5. The layer that protects us from the Sun
- 8. Chinese endangered animal