'Environment' by Chiara Vasta

2. power power derived from nuclear energy
7. pollution contamination of air by smoke and harmful gases, mainly oxides of carbon, sulfur, and nitrogen
10. the act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances
11. anything suggesting a violent storm
13. official supervision of rivers, forests, and other natural resources in order to preserve and protect them through prudent management
15. worthless, unwanted material that is rejected or thrown out; debris; litter; trash
17. to treat or process (used or waste materials) so as to make suitable
18. a great flowing or overflowing of water, especially over land not usually submerged
19. a substance produced by or used in a chemical process

1. energy any naturally occurring, theoretically inexhaustible source of energy, as biomass, solar, wind, tidal, wave, and hydroelectric power, that is not derived from fossil or nuclear fuel
3. species a species at risk of extinction because of human activity, changes in climate, changes in predator-prey ratios, etc.
4. to divest or clear of forests or trees
5. a period of dry weather, especially a long one that is injurious to crops
6. warming an increase in the earth's average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect
8. effect an atmospheric heating phenomenon, caused by short-wave solar radiation
9. pollution the addition of harmful chemicals to natural water. Sources of water pollution in the United States include industrial waste, run-off from fields treated with chemical fertilizers, and run-off from areas that have been mined
12. the act of a person, animal, or thing that hunts
14. to fish (an area) excessively
16. bank a large container into which the public may throw glass bottles for recycling
20. a low area of land that is built up from deposits of solid refuse in layers covered by soil