Across
- 6. One way to help the environment is by _________ paper, glass etc
- 7. The Earth's average temperature increase = global ________
- 9. Some human activities are ________ animal's habitats
- 11. Cutting down large areas of forest
- 13. The act of looking after the Earth's environment
- 14. One way to conserve the environment is by eating less ____
Down
- 1. The ozone layer protects us against ultraviolet _______
- 2. Fossil fuels can be replaced with ______ forms of energy
- 3. Carbon dioxide and methane are examples of ________ gases
- 4. _______ are a common source of land pollution
- 5. Sulfur dioxide can lead to _____ rain
- 8. Raw ______ being released into rivers/lakes is harmful to aquatic life
- 10. CFCs released from aerosols can damage the _____ layer
- 12. Fertilisers and pesticides can cause ______ pollution