Environmental vocabulary

5. A severe snowstorm that goes on for a long time
8. A small amount of water, mud, etc., on the ground
10. A process, in which all the trees in a large area a cut down
11. Pieces of ice that fall from clouds like rain
12. A serious condition that happens when someone has been in high temperatures for a long time

1. The action or process of making land, water, air, etc., dirty and not safe or suitable to use
2. Capable of being slowly destroyed and broken down into very small parts by natural processes, bacteria, etc.
3. A situation in which there is not enough food for a great number of people, causing illness and death
4. A long period when there is little or no rain
6. Burning strongly and out of control on a large area
7. A period of excessively hot weather, which may be accompanied by high humidity, especially in oceanic climate countries
9. Someone who illegaly catches and kills animals