Across
- 5. To keep safe from harm or destruction
- 8. The physical world including plants, animals, and landscapes
- 11. The place where living organisms interact with their surroundings
- 12. A type of environment characterised by very low temperatures and ice
Down
- 1. A natural environment that supports a variety of life
- 2. A vast body of saltwater
- 3. A large area covered chiefly with trees and undergrowth
- 4. A large body of freshwater, often surrounded by land
- 6. Unique or important in a particular way
- 7. The act of caring for the environment and its resources
- 9. The variety of different environments on Earth
- 10. A dry area with little rainfall and specific plants and animals