Levine

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Across
  1. 2. Examples of this could be sewage treatment plants; oil refineries; paper and pulp mills; chemical, and automobiles.
  2. 3. When a marsh is sprayed to control mosquitoes, it releases a trace amount of DDT. When mixed with water, it accumulates in the cell of various aquatic organisms. What is this an example of?
  3. 6. carbon monoxide, nitrogen oxide, sulfur oxide. These are all examples of?
  4. 7. ozone and secondary organic aerosol. These are all examples of?
  5. 9. Benzene, ethylene glycol, formaldehyde, and methylene chloride. These are examples of?
Down
  1. 1. Species an organism whose presence, absence or abundance reflects a specific environmental condition.
  2. 4. A source of pollution that issues from widely distributed or pervasive environmental elements.
  3. 5. Originally developed as an insecticide, it became infamous for its environmental impacts.
  4. 7. Brown air
  5. 8. Toxic chemicals that adversely affect human health and the environment around the world.