Crossword Puzzle - Natural Disasters

2. Overflow of water that submerges land that is usually dry.
7. Unwanted or unusable materials.
8. Large air mass that rotates around a strong center of low atmospheric pressure.
9. A sudden violent shaking of the ground.
16. Introduction of contaminants into the natural environment.
17. A violently rotating column of air touching the ground
18. Severe snowstorm with strong winds.
19. Situation in which an animal species no longer exists.
20. Giant waves caused by earthquakes or volcanic eruptions under the sea.
22. Waste that can be dangerous or harmful to human health or the environment.
24. A substance capable of causing cancer in living tissue.
25. Long-term shift in Earth's average temperatures and weather conditions.

1. Chemical or biological substance which harms water, air, or land quality.
3. Storm with a violent wind, in particular a tropical cyclone in the Caribbean.
4. Widespread occurrence of an infectious disease over a whole country or the world.
5. Removal and/or destruction of a forest.
6. Expulsion of gases, rocks, and/or molten lava from within the Earth.
10. Gases that trap heat in the atmosphere.
11. The gradual removal of land surface materials by the action of water or wind.
12. Large, destructive fire that spreads quickly over woodland or brush.
13. Any calamitous occurrence generated by the effects of natural phenomena.
14. Precipitation that contains acidic components, such as sulfuric or nitric acid.
15. Downhill movement of a mass of rock, debris, or earth.
21. Chemical used to kill undesirable vegetation.
23. Mixture of smoke, gases, and chemicals that makes the atmosphere difficult to breathe.