Across
- 1. the natural home or environment of an animal, plant, or other organism
- 3. the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects
- 5. the weather conditions prevailing in an area in general or over a long period
- 6. converting waste into reusable material
- 8. the action of clearing a wide area of trees
Down
- 2. the variety of life in the world or in a particular habitat or ecosystem
- 4. unwanted or unusable materials
- 7. preservation, protection, or restoration of the natural environment, natural ecosystems, vegetation and wildlife