Earth Day 2

5. A person who offers to help or work for a cause without being paid.
8. The usual weather conditions of a region over a long period of time, including temperature, rainfall, and seasons.
10. The presence of harmful substances in the environment, such as air, water, or soil, that can damage living things and natural habitats.
12. A community of living organisms, such as plants and animals, together with their physical environment, interacting as a system.

1. Animals, birds, insects, and plants that live naturally in the wild, not domesticated by humans.
2. The careful use and protection of natural resources, such as water, forests, and wildlife, to prevent them from being damaged or destroyed.
3. A structure or effect where gases trap heat in the Earth’s atmosphere, leading to warming of the planet (greenhouse effect).
4. The process of collecting and processing materials, like paper, plastic, and metal, so they can be used again instead of thrown away.
6. A designated place where waste is buried under soil, often used for garbage disposal.
7. To use less of something in order to prevent waste and lessen harm to the environment.
9. A large area covered with trees and other plants, providing habitat for animals and helping maintain the Earth’s climate.
11. Produced or grown naturally without the use of synthetic chemicals, pesticides, or artificial additives.