Environmental Science Crossword

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Across
  1. 3. State of the atmosphere at a place and time as regards heat, dryness, sunshine, wind, rain, etc
  2. 4. A group of the same species that interbreeds
  3. 7. Turbines that create energy using this
  4. 9. Variety of organisms in an ecosystem
  5. 11. Land is mostly covered with buildings and roads
  6. 12. A geographically extensive ecosystem, occurring throughout the world wherever environmental conditions are suitable
  7. 13. Convert waste into reusable material
  8. 14. Both organisms involved are benefited
  9. 16. A layer of gas or layers of gases that envelop a planet,
  10. 17. Group of ecosystems with similar climate
  11. 19. Power derived from the utilization of physical or chemical resources
Down
  1. 1. Contaminants going into the natural environment that are harmful
  2. 2. A possible explanation
  3. 3. Unwanted or unusable materials
  4. 5. Number of births occurring in a given period of time
  5. 6. Long-term weather pattern in a region
  6. 8. removal of forests
  7. 10. Any single living thing within an ecosystem
  8. 15. Creating less waste
  9. 18. Organisms have close relationships with other organisms within an ecosystem