Across
- 1. / an extended period when a region notes a deficiency in its water supply whether surface or underground wate
- 4. / disturbing or excessive noise that may harm the activity or balance of human or animal life.
- 7. / introduction into the atmosphere of chemicals, particulates, or biological materials that cause discomfort, disease, or death to humans
- 9. / a sudden shaking movement of the ground
- 10. / an uncontrolled fire in an area of combustible vegetation that occurs in the countryside or a wilderness area
- 11. / a type of tropical cyclone, which is a generic term for a low pressure system that generally forms in the tropics
- 12. / may be marked by strong wind, hail, thunder and/or lightning
- 13. / contamination of water bodies (e.g. lakes, rivers, oceans, aquifers and groundwater)
- 15. / a large amount of water that covers an area that was dry before
Down
- 2. / a very strong wind that goes quickly round in a circle or funnel
- 3. / hot gas, rocks, ash, and lava that are expelled from a kind of mountain in the ground
- 5. as an earthquake moves a large quantity of water in the sea
- 6. / a very large wave or series of waves caused when something
- 7. / has contributed to the extinction of animal species all over the world
- 8. / includes a wide range of ground movements, such as rockfalls
- 14. / a rapid flow of snow down a slope