Water pollution

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Across
  1. 3. To make water, air, soil, etc dirty or harmful
  2. 5. Things that you throw away because you do not want them
  3. 6. Water that is safe for people to drink
  4. 7. Production of electricity by the force of fast moving water)
  5. 9. The number and types of plants and animals that exist in a particular area or in the world generally
  6. 10. An accident in which oil has come out of a ship and caused pollution
Down
  1. 1. A large area of garbage in the ocean
  2. 2. To pass a liquid or gas through a piece of equipment in order to remove solid pieces or other substances
  3. 4. Polluted liquids and wastewater obtained as a result of technological processes occurring at enterprises, as well as formed as a result of human activity
  4. 8. A global problem that arises from the exploitation of the ocean as a garbage pit