Across
- 1. The rate at which people die
- 4. A shaking and trembling of the Earth
- 7. These are things such as crops, minerals, animals, or plants
- 8. This is the rate of cooling as a result of wind or air moving
- 9. This is a slow warming of the earth caused by the burning of fossil fuels such as coal, oil, and gas
- 13. Naturally occurring resources or substances on the earth
- 15. These are harmful substances found in the environment
- 17. The creation of products
- 18. This is a big tube of fast winds
Down
- 1. These are countries with a low standard of living and little industry
- 2. These are wastes that are poisonous
- 3. The loss or destruction of trees is know as this
- 5. the change in climate due to elevation
- 6. Flowing bodies of water such as rivers, streams, and creeks overflow their banks to cause this
- 10. These occur when small bodies of water rise quickly and swallow up the land around them
- 11. The reduction of wastes
- 12. The use of tools and skills to make life easier
- 14. A map showing the resources in a given area
- 16. The rate at which babies are born
- 19. A natural disaster in which there is a long period of extreme dryness and water shortages
