Across
- 3. When it is very hot and dry.
- 5. It is solid and cold.
- 6. It is a waste product in our bodies and is also produced by burning fossil fuels.
- 10. Harmful to humans and the environment
- 12. An increase in the earth's average temperature that causes changes in climate
- 15. Collecting and reprocessing a trash so it can be used again
- 18. Type of material that can only be used once
- 20. Type of material that can only be used over and over again
- 21. People breathe it in to survive.
- 23. ... of a particular animal or plant species occurs when there are no more individuals of that species alive.
- 24. A type of fuel that was made under the ground millions of years ago
- 25. Usually when it is ... you get wet and get inside the house
- 26. Caused by oil spills and factory waste
- 27. When water is above average level
Down
- 1. Excessive amount of noise or an unpleasant sound that causes ...
- 2. Rain that contains a high concentration of pollutants
- 4. Sunny or rainy ...
- 6. ... means the usual condition of the weather.
- 7. Type of ice that cannot be seen when on the asphalt.
- 8. Titanic had a collision with ...
- 9. When it is really rainy ... occurs. It sometimes destroys houses.
- 11. Pollutants can affect the ...
- 12. Synonym to trash.
- 13. Synonym to climate change
- 14. Absorbs most of the Sun's ultraviolet radiation
- 16. Contamination of the earth
- 17. Smoke and other pollutants combined with fog
- 19. Another word for poison
- 22. ... can happen if you throw a cigarette on dry grass.
- 28. Usually when it is ... you go outside with shorts and T-shirt.