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