CHANGING AND MANAGING THE ENVIRONMENT

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Across
  1. 3. A park that is protected by the government (2 words)
  2. 6. Wearing down of the health of land resources in ways that threaten their ability to maintain their environmental functions (2 words)
  3. 8. Highest underground level at which the rocks and soil in a particular area are completely wet with ground water (2 words)
  4. 9. Fuel made from the decomposed remains of plants and animals that lived millions of years ago (2 words)
  5. 11. Ecosystem services involving the provision of food and materials
  6. 12. Cultural ecosystem services
  7. 16. Organism that is not native to an area, whose introduction has negative effects on its new environment (2 words)
  8. 18. Method used to dispose of rubbish by burying it
  9. 23. The ongoing capacity of Earth to maintain all life
  10. 25. A range of heavy metals, oils, pesticides, industrial chemicals and salts that harm the environment (2 words)
  11. 27. Wearing away of the Earth's surface by wind, water or ice
  12. 28. Change in global or regional climate patterns
Down
  1. 1. A lack of sufficient water to meet the demands of an area or population (2 words)
  2. 2. Watering of otherwise dry land by artificial means to help in the growing of crops
  3. 4. Gradual increase in the overall temperature of the Earth's atmosphere (2 words)
  4. 5. A range of substances that harm the environment (2 words)
  5. 7. A range of important resources, processes and benefits that healthy ecosystems provide to humans (2 words)
  6. 10. Any damage-causing substance that is released into the environment
  7. 13. The negative effects of invasive species that do harm to the environment (2 words)
  8. 14. The transformation of fertile land into relatively dry desert
  9. 15. Ecosystem services involving regulation
  10. 17. The amount of salt present in the soil
  11. 19. Removal of plant life from a forested area
  12. 20. CO2 released into the atmosphere as a result of burning fossil fuels and gas (2 words)
  13. 21. Basic organic resources from which things are made (2 words)
  14. 22. Underground water supply consisting of a layer of rock or other permeable materials that hold water
  15. 24. Dying out and complete disappearance of a species
  16. 26. Variety of living organisms found in an environment