Environmental Issues Vocabulary

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Across
  1. 3. a chemical used to kill insects
  2. 4. the natural home or environment of an animal, plant, or other organism
  3. 8. Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere
  4. 10. In a body of water, an area with extremely low oxygen concentration and very little life
  5. 11. The removal of trees faster than forests can replace themselves.
  6. 13. Release of harmful materials into the environment
Down
  1. 1. The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.
  2. 2. no longer in existence
  3. 5. the trapping of the sun's warmth in a planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.
  4. 6. air pollution by a mixture of smoke and fog
  5. 7. harm to lakes and rivers resulting from the release of excessive waste heat into them
  6. 9. Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.
  7. 12. Protective layer in atmosphere that shields earth from UV radiation.