Across
- 4. Trees that lose their leaves or needles each year.
- 5. Using plants to remove, absorb, or neutralize pollutants from air, water, or soil.
- 7. Something that fixes a problem or meets a need.
- 10. Using nature’s designs and processes to solve human problems.
- 12. Small pores on leaves that allow gases (like oxygen, carbon dioxide, and pollutants) to enter or leave.
- 14. Harmful substances in the environment that can cause damage to plants, animals, or people.
- 15. A greenhouse gas emitted by vehicles and industrial processes, often measured in parts per million (ppm).
- 16. Step in design thinking where you describe the problem clearly.
- 17. A new or improved idea, product, or way of doing something.
Down
- 1. Tiny hair-like structures on leaves that trap dust and particles.
- 2. Step in design thinking where you brainstorm many possible solutions.
- 3. The effect of pollutants, the presence of harmful substances in the environment.
- 6. Learning from something to help create a new idea.
- 8. A model or a sample of a design created to test ideas.
- 9. Step in design thinderstand the needs of people or systems.
- 11. Trees with needles or scale-like leaves that usually stay green all year.
- 13. Waxy or rough coatings on leaves that help trap particles and prevent damage.