Across
- 6. different patterns in the world’s weather
- 7. a serious illness
Down
- 1. a serious lack of food
- 2. keeping clean to prevent illness
- 3. a large amount of water that covers an area that is usually dry
- 4. not having enough drinkable water
- 5. pollution the process of damaging water with chemicals or other substances
- 7. a long period of time when there is little or no rain