Environmental Concerns

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Across
  1. 1. most popular form of renewable energy
  2. 3. the variety of life on Earth
  3. 4. main source of nonrenewable energy
  4. 6. the kind of society we have now
  5. 7. the removal of trees
  6. 9. medicinal, agricultural, consumptive use
Down
  1. 1. largest factor in species extinction
  2. 2. allow solar radiation to pass through but not let heat escape
  3. 5. reservoirs underground that hold fresh water
  4. 8. most of the fresh water supply goes towards