Earth Day challenge
Across
- 3. A mixture of gases that surrounds our planet; can be polluted from exhaust from vehicles or factories.
- 5. The total surroundings (living and nonliving) of an organism or a group of organisms.
- 7. Waste Waste materials from industry that are poisonous to humans or other living things
- 9. Speaks for the trees
- 10. species Species that normally live and thrive in a particular ecosystem
Down
- 1. The excessive use of material things, including food and natural resources
- 2. Cutting down of forests leading to increased erosion and slower soil regeneration.
- 4. The process of making new products from materials that were used in another product.
- 6. Convert waste into reusable material.
- 8. An area that provides an organism with its basic needs for survival.