Earth Day

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Across
  1. 3. A process that allows the organic material in solid waste to be decomposed and reintroduced into the soil, often as fertilizer.
  2. 4. An area that provides an organism with its basic needs for survival.
  3. 5. Cutting down of forests leading to increased erosion and slower soil regeneration.
  4. 8. A group of similar organisms that can mate with each other and produce fertile offspring.
  5. 9. The warming of the earth's temperature caused by depletion of the ozone layer and the greenhouse effect causing drastic changes in weather patterns around the world; also referred to as Climate Change
  6. 10. The disappearance of all members of a species from Earth
Down
  1. 1. Waste materials from industry that are poisonous to humans or other living things
  2. 2. A lifestyle that meets the needs of the present without compromising the ability of future generations to meet their own needs; in other words, living a life that only uses what is needed and readily available
  3. 6. The total surroundings (living and nonliving) of an organism or a group of organisms.
  4. 7. The process of making new products from materials that were used in another product.