Across
- 3. ____ of all animal species are at risk of extinction from climate change
- 6. When forests are cut down
- 8. One way to remove salt from water is to use reverse _______ technology
- 10. Methane and carbon dioxide are an example of this
- 11. A material that uses fossil fuels when being made and then takes up to 1000 years to decompose
Down
- 1. A renewable form of energy that uses energy from the sun
- 2. This is added to water to help stop tooth decay
- 4. A weather event where there is not much water
- 5. Examples include coal, oil, and natural gases
- 7. The _________ Ice Sheet covers 8.3% of the Earth
- 8. The amount of ice that is melting per year
- 9. An animal that is affected by melting ice in the Arctic