Across
- 4. to change the environment
- 6. an overflow of water on the ground that is normally dry
- 10. to change how we live to suit our physical environment
- 11. part of the solid ground under the Earth's surface
- 12. a strong storm that forms over the ocean and causes heavy rain and high winds
- 13. a storm with high, rotating wings that forms over land
- 14. when materials that are harmful to people, plants, and animals are released into the environment
- 15. people leave their homes before a hazard occurs
- 16. practices that prepare you for what to do during an emergency
- 19. a large area of land higher than the land around it
- 20. a flat area carved into the side of a hill, often used for farming
- 21. very dry
Down
- 1. a storm with high winds and snow
- 2. dangers in the physical environment that people cannot control
- 3. places where good conservation practices are allowed
- 5. a large area of flat land that does not have many trees
- 7. an area of land where the annual rainfall is less than 10 inches
- 8. all the landforms of a place
- 9. landforms that are often flooded
- 16. taking salt out of seawater
- 17. processes: the processes that result from human interaction with the environment
- 18. when people take action to preserve and protect the environment
