GWB1_Unit6_Environment

4. a large amount of water covering an area that is usually dry
5. a large mass of ice that moves slowly
6. a layer of air containing ozone high above the earth that prevents harmful ultraviolet light from the sun from reaching the earth
9. (an area of) very wet, soft land
12. an increase in the amount of carbon dioxide and other gases in the atmosphere
13. a high area of rock with a very steep side, often on a coast
15. a part of a river or other area of water that is deep and wide enough to provide a route for ships to travel along
17. damage caused to water, air, etc. by harmful substances or waste
18. to keep something, especially money, for use in the future
23. an accident taking place in any nuclear facility leading to a large-scale release of radioactivity in the environment
25. a group of small islands or an area of sea in which there are many small islands
26. a very large area of sea
28. a long period when there is little or no rain

1. a long piece of land that sticks out from a larger area of land into the sea or into a lake
2. a forest in a tropical area that receives a lot of rain
3. a large area of water surrounded by land and not connected to the sea except by rivers or streams
7. to sort and collect rubbish in order to treat it and produce useful materials that can be used again
8. an area of sea water separated from the sea by a reef (= aline of rocks and sand)
10. leakage of petroleum onto the surface of a large body of water
11. to turn from something solid into something soft or liquid
13. a large valley with very steep sides and usually a river flowing along the bottom
14. a part of the coast where the land curves in so that the sea is surrounded by land on three sides
16. a gradual increase in world temperatures caused by gases such as carbon dioxide that are collecting in the air around the earth and stopping heat escaping into space
19. a very large mass of ice that floats in the sea
20. a piece of land completely surrounded by water
21. a hill of sand near a beach or in a desert
22. an area, often covered with sand or rocks, where there is very little rain and not many plants
24. an unnecessary or wrong use of money, substances, time, energy, abilities, etc.
27. the land next to or close to the sea