Environment

1. A clear, colorless liquid that is essential for all living organisms.
6. The protection and preservation of the environment and natural resources.
7. A tall plant with a wooden trunk, branches, and leaves that provide oxygen.
9. The upper layer of the Earth where plants grow, composed of organic and inorganic materials.
10. The invisible gas that surrounds Earth and is essential for life.
12. A dense forest found in tropical areas with a lot of rainfall.
14. The usual weather conditions in a place over a long period.
15. A gas produced by plants that humans and animals need to breathe.

2. A community of living organisms and their environment working together as a system.
3. The removal of trees from an area, often leading to environmental damage.
4. Relating to or derived from the sun, often used in the context of energy.
5. The natural home or environment of a plant, animal, or other organism.
8. The introduction of harmful substances into the environment.
11. Unwanted or unusable materials that are discarded.
13. The process of converting waste materials into reusable materials.