Across
- 3. Products or practices that are not harmful to the environment are categorized as
- 5. To use less of something
- 7. The gradual increase in the Earth's temperature due to human activities and other factors
- 10. The process by which gases in the Earth's atmosphere trap heat and warm the planet
- 12. Meeting the needs of the present without compromising future generations
- 13. Decayed organic material used as a fertilizer for growing plants.
- 14. The presence or introduction of harmful substances into the environment
Down
- 1. Energy from natural resources that are replenished over time
- 2. The action or process of converting waste into reusable material.
- 4. The amount of carbon dioxide and other greenhouse gases emitted by an individual, organization, or product
- 6. The clearing of forests to make land available for other uses
- 8. To use again or more than once.
- 9. Protecting natural resources and ecosystems
- 11. The variety of life in a particular habitat or ecosystem