Across
- 3. Wearing away of the Earth’s surface by wind, water or ice
- 5. The transformation of fertile land into relatively dry desert
- 6. The variety of living organisms in an environment
- 8. Change in global weather patterns
- 10. A term used to describe the negative effects of invasive species
- 11. The dying out of a species
- 13. Any substance releases into the environment that causes damage
- 14. The amount of salt present in the soil
Down
- 1. A specific place on earth and all the things that are there
- 2. Wearing down of the health of land resources through human actions
- 4. The ability to maintain life on earth
- 7. A method used to dispose of rubbish by burying it
- 8. A term used to describe a range of heavy metals, oils anc chemicals that harm the environment
- 9. The contamination of water sources through human actions
- 12. A community with organisms that interact with each other and their environment