Across
- 6. Tiny pieces of plastic smaller than 5 millimeters.
- 7. Plastic waste that accumulates in the environment and harms wildlife and ecosystems.
- 9. Using science, mathematics, and engineering to solve environmental problems and protect human health and ecosystems.
- 10. Protecting Earth's natural resources
Down
- 1. The process of breaking down dead plants and animals.
- 2. The natural process where microorganisms break down organic matter.
- 3. Nutrient-rich soil created from decomposed food scraps and yard waste.
- 4. Human-made or synthetic materials that start as soft polymers and can be easily shaped or molded into permanent objects.
- 5. Able to break down naturally by living organisms.
- 8. Anything that comes from living things.