Across
- 2. Acronym for climate-changing gases produced when energy is generated or consumed.
- 4. device that can switch lights on automatically.
- 8. Energy that comes from naturally replenishing sources.
- 9. Sensors detect this before turning on lights.
- 11. Used to describe loads that use electricity even when you think a device is off.
- 12. The movement of fresh air through a building.
Down
- 1. A frequently adjusted device that controls temperature.
- 3. Fresh air depends on me, but too much of me can waste energy.
- 5. Water that is safe to drink.
- 6. The process of reducing reliance on fossil fuels.
- 7. Energy-efficient lighting technology used in many facilities.
- 10. Free illumination provided by nature.