Across
- 3. Practice of reducing waste by turning them into new products
- 5. The long-term shifts in temperatures and weather patterns caused by human activities.
- 6. ______ dioxide is the primary greenhouse gas.
- 7. Natural energy sources like solar and wind.
Down
- 1. Global environmental initiative where buildings switch the lights off for an 60 minutes.
- 2. The next green award includes an _________ challenge.
- 4. Our service of collecting your recyclable waste.