Air Pollution Vocabulary Crossword

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.

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.