Water Pollution vocabulary

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Across
  1. 1. Eutrophication is the process by which an entire body of water
  2. 3. It is pollution that comes from many places, all at once.
  3. 6. the introduction of contaminants into the natural environment that cause adverse change.
  4. 9. phenomenon that occurs in aquatic environments as dissolved oxygen (DO; molecular oxygen dissolved in the water) becomes reduced in concentration to a point where it becomes detrimental to aquatic organisms living in the system.
  5. 10. Suspended matter is made up of fine particles. Some are present naturally in river water, such as plankton, fine plant debris and minerals, while others stem from human activity (organic and inorganic matter).
Down
  1. 2. sewage treatment plants,oil refineries paper and pulp mills, chemical, automobile, and electronics manufacturers, and factories.
  2. 4. a form of water pollution, refers to contamination by excessive inputs of nutrients. It is a primary cause of eutrophication of surface waters, in which excess nutrients, usually nitrogen or phosphorus, stimulate algal growth.
  3. 5. the primary federal law in the United States governing water pollution
  4. 7. is the measure of relative clarity of a liquid
  5. 8. the contamination of water sources by substances which make the water unusable for drinking, cooking, cleaning, swimming, and other activities.