Across
- 1. The fumes given off by organic chemicals such as paints, aerosol sprays, cleaner, disinfectants, new carpets, and glues.
- 4. A colorless, odorless, poisonous gas that is caused by the incomplete burning of a fuel or poor ventilation around heaters, smoke, and fireplaces.
- 9. Power derived from wind: used to generate electricity or mechanical power.
- 12. A plot of ground, usually near a house, where vegetables are grown.
- 17. Biological substances that pose a threat to the health of living organisms, primarily that of humans.
- 19. Any natural resource that can replenish itself naturally over time; for example, wood or solar energy.
- 21. The Leadership in Energy and Environmental Design (LEED) Green Building Rating System is a certification program that provides guidelines for developing sustainable buildings.
- 23. Official supervision of rivers, forests, and other natural resources in order to preserve and protect them through prudent management. Deforestation To divest or clear of forests or trees.
- 24. A measure of the amount of carbon dioxide produced by a person, organization, or location at a given time.
- 25. A form of energy obtained from within the earth originating in its core; also, energy produced by extracting the earth’s internal heat.
Down
- 2. A measurement of the pollutants in the air; a description of healthiness and safety of the atmosphere.
- 3. An organization established to promote the responsible management of the world’s forests.
- 5. Mineral particles or fibers formerly used in some wall materials and insulation due to heat-resistant characteristics.
- 6. Long-term significant change in the weather patterns of an area.
- 7. An atmospheric heating phenomenon.
- 8. Typically made by sandwiching a layer of rigid polystyrene foam between two structural skins of oriented strand board.
- 10. A plot of ground on a roof that grows trees, vegetables, shrubs, and other vegetation in order to reduce the amount of heat reflected back into the environment.
- 11. A toxic metal that was previously used in paint. Harmful if ingested.
- 13. Hollow “blocks” or “panels” made of expanded polystyrene insulation or other insulating foam that construction crews stack to form the shape of the walls of a building.
- 14. A system formed by the interaction of a community of organisms with their environment.
- 15. Energy from the sun that is converted into thermal or electrical energy.
- 16. The air, water, minerals, organisms, and all other external factors surrounding and affecting a given organism at any time.
- 18. A form of energy generated by the conversion of free-falling water to electricity; the generation of electricity by using the motive power of water.
- 20. Treating or processing used or waste materials to make them suitable for reuse; altering or adapting for a new use without changing the essential form.
- 22. Capable of being maintained at a steady level without exhausting natural resources or causing severe ecological damage.