Environmental science

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Across
  1. 2. FUEL Coal, oil, or natural gas formed from ancient organisms
  2. 4. LOOP A process where changes influence future changes
  3. 10. SINK A system that absorbs more carbon than it releases
  4. 13. A characteristic that improves survival
  5. 14. IMPACT A change to the environment caused by an activity
  6. 16. ENERGY Energy from naturally replenished sources
  7. 19. A relationship between two variables
  8. 20. The variety of living organisms in an ecosystem
Down
  1. 1. A forecast based on evidence
  2. 3. A person or group affected by a decision
  3. 5. The complete disappearance of a species
  4. 6. The introduction of harmful substances into the environment
  5. 7. Meeting current needs without harming future generations
  6. 8. CYCLE The movement of carbon through Earth's systems
  7. 9. CHANGE Long-term changes in climate patterns
  8. 11. Giving up one benefit to gain another
  9. 12. The natural home of an organism
  10. 15. EFFECT The process where gases trap heat in the atmosphere
  11. 17. Protection and management of natural resources
  12. 18. Actions taken to reduce environmental damage