unit5
Across
- 1. The process by which soil and rock are removed from the Earth's surface by wind or water flow.
- 5. footprint The total amount of greenhouse gasses produced by human activities, usually measured in units of carbon dioxide.
- 9. footprint. A measure of how much an individual or community consumes, expressed in the amount of land required to sustain their use of natural resources.
- 10. The natural world, including the land, water, air, plants, and animals.
Down
- 2. Meeting the needs of the present without compromising the ability of future generations to meet their own needs.
- 3. gasses Gases in the Earth's atmosphere that trap heat, such as carbon dioxide and methane
- 4. The process of converting waste materials into new materials and objects.
- 6. The process of recycling organic waste into rich soil amendment
- 7. energy Energy from resources that are naturally replenishing, such as solar, wind, and hydro power.
- 8. The protection and preservation of natural resources.