Environmental systems Extra Credit

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Across
  1. 4. The variety of life on earth
  2. 6. Layer, this layer protects us from the sun's harmful UV radiation
  3. 10. The organisms that interact with one another in a similar location
  4. 11. dioxide, colorless and odorless gas we produce when we breathe out in our daily life
  5. 13. prevention, Any practice that reduces or prevents pollution at its source
  6. 14. Measures the air quality of a certain area from a scale of 0-500
  7. 16. source, various sources to which pollution is taken place making it hard to find solutions for
  8. 18. Species, A species at risk of extinction because of human activity and changes in climate
  9. 19. Warming, Long term increase in Earth's average surface temperature
  10. 20. An underground layer of saturated rock or sediment that stores and releases groundwater
Down
  1. 1. Cutting of many trees to build infrastructure
  2. 2. The average weather measurements over a long period of time
  3. 3. source pollution, type of pollution that comes from one specific source that makes it easier to find a solution to
  4. 5. Introduction to the environment of a harmful substance
  5. 7. The study of the interactions between organisms and their environment
  6. 8. energy, An energy that can be replenished as well as has an infinite amount of
  7. 9. Place where an organism lives (mostly animals)
  8. 12. Part of the earth that contains all ecosystems and living things
  9. 15. Members of a species in an ecosystem
  10. 17. Everything that includes / surrounds animals, plants, and any living/nonliving parts of a community