APES Crossword

12345678910111213141516171819202122
Across
  1. 2. MSW is compacted and covered on a daily basis
  2. 3. free floating organisms in an aquatic ecosystem
  3. 5. location where beef is produced in mass quantities
  4. 8. can be produced by corn or algae and used as a biofuel
  5. 10. excess nitrates are returned to atmosphere
  6. 12. r-selected species
  7. 14. the fossil fuel associated with highest level of air pollution
  8. 15. occurs in ocean due to increase in carbon dioxide levels
  9. 17. released by burning of coal and biomagnifies
  10. 18. aerosols and coolants connected to ozone depletion
  11. 19. precipitation with a pH of lower than 5.6
  12. 21. tropical rainforest in South America that is being deforested
  13. 22. pollution released into aquatic ecosystems from nuclear power plants
Down
  1. 1. the first species to exist in an ecosystem
  2. 3. the level of photosynthesis in an ecosystem
  3. 4. plant nutrient of the nitrogen cycle
  4. 6. caused by a parasite carried by a mosquito
  5. 7. the level of suspended solids in water
  6. 9. pesticide that harmed the bald eagle populations
  7. 11. found in the stratosphere naturally
  8. 13. coral reefs are considered a hotspot for this
  9. 14. the smallest rock particle size found in soil
  10. 15. organism that originally overpopulates due to eutrophication
  11. 16. the relationship between a clownfish and sea anenome
  12. 20. MSW is converted into energy