The Environment

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Across
  1. 2. The illegal practice of trespassing on another's property to hunt or steal game without the landowner's permission
  2. 4. Coal, petroleum, and natural gas.
  3. 6. Generation and distribution of electricity derived from the energy of falling water
  4. 8. Capable of decaying through the action of living organisms
  5. 10. A tropical forest, usually of tall, densely growing, broad-leaved evergreen trees in an area of high annual rainfall
  6. 11. The introduction of harmful substances or products into the environment
Down
  1. 1. Of or relating to the internal heat of the earth.
  2. 3. Energy derived from the sun in the form of solar radiation
  3. 5. Any of various machines for grinding, pumping, etc., driven by the force of the wind
  4. 7. A group of interconnected elements, formed by the interaction of a community of organisms with their environment
  5. 9. The clearing or severe thinning of a forest or other wooded area, leaving few or no trees