Across
- 3. to use something again
- 7. the act of cutting down or burning trees in an area
- 8. energy efficient lighting
- 9. unplanned, uncontrolled and unpredictable fires in an area of combustible vegetation
Down
- 1. to keep safe from injury, harm or destruction
- 2. something making land, water or air dirty
- 4. a large mass of water covering an area that is usually dry
- 5. to treat things that have already been used so they can be used again
- 6. an area of land where lots of waste material is buried under the earth
- 10. fog or haze intensified by smoke or atmospheric pollutants