Across
- 3. the natural organisms, flora, and fauna that constitute and sustain a particular area
- 5. fuel such as coal and oil that is formed naturally over many years from the remains of animals and plants.
- 6. harnessing of the Sun’s energy to generate electrical power
- 8. multiple drive in a car
- 9. trash that is left lying in an open or public place
Down
- 1. the physical world, including plants, animals, the landscape, and other features of the planet Earth
- 2. decaying organic material used as a plant fertilizer
- 4. prevention of wasteful use
- 7. change waste into reusable material