24HRAS1

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Across
  1. 1. A transitional area where land and water come together
  2. 5. Describes a freshwater ecosystem that is moving
  3. 8. A flowing body of ice formed in a region where snowfall exceeds melting
  4. 10. Use of ecosystem concepts to predict the effects of management actions on the ecosystem
  5. 12. The beginning of a stream system having no tributaries
  6. 13. The process where water circulates through the ecosystem
  7. 15. Water that infiltrates the soil and is stored in slowly flowing and slowly renewed underground reservoirs called aquifers
  8. 16. The area of open-water away from shore that extends down as far as the sunlight reaches
  9. 17. The study of marine environments
  10. 20. The living components of an ecosystem
  11. 23. The process of making adjustments to the environment
  12. 25. The water in the area where fresh and saltwater meet
  13. 26. Harmful substances deposited in the air, water, or land leading to a state of unhealthiness
Down
  1. 2. The study of inland water bodies, including ponds, lakes, streams, rivers, and wetlands
  2. 3. An organism with a backbone and internal skeleton
  3. 4. A partly enclosed body of water where seawater and freshwater meet and mix
  4. 6. Water that contains little or no salt
  5. 7. The physical change of state in which a gas or vapor is transformed into a liquid
  6. 9. Growing, living in, or frequenting waters
  7. 11. The study of living organisms
  8. 14. The sum of all external conditions and influences affecting the development and survival of an organism
  9. 18. All living things and their environment in an area of any size where all are linked together
  10. 19. Non-living factor in an environment
  11. 21. The physical state of a compound that characteristically has no fixed shape or size
  12. 22. The native environment of an animal or plant
  13. 24. Describes a freshwater ecosystem that is not flowing