Across
- 1. - Gases that trap heat in the atmosphere and contribute to global warming (15).
- 10. - Development that does not harm future generations (19).
- 13. - Release of gases or particles into the atmosphere (8).
- 14. - Reduction of the protective ozone layer in the atmosphere (14).
- 15. - Gradual increase in Earth's average surface temperature due to human activity (12).
- 16. - Rainfall that has been made acidic by air pollution (9).
- 18. - Removal of trees from a forested area (12).
- 19. - Long-term change in weather patterns due to human activity (12).
- 20. - Impact of human activities on the environment (17).
Down
- 2. - Materials or substances occurring in nature that can be used for economic gain (15).
- 3. - Amount of greenhouse gas emissions caused by a person, product or company (14).
- 4. - Actions taken to address and mitigate climate change (12).
- 5. - Living and non-living things in a specific environment (9).
- 6. - Introduction of harmful substances or materials into the environment (9).
- 7. - Non-renewable fuels formed from ancient organisms (11).
- 8. - Site for the disposal of waste materials by burying them (8).
- 9. - Act of ensuring future generations have access to resources (13).
- 11. - Energy sources that do not run out, like wind or solar power (15).
- 12. - Number of different plants and animals in an environment (11).
- 17. - Act of protecting and preserving natural resources (11).
