Chemistry of the Environment

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Across
  1. 3. Decomposition of organic waste to produce nutrient-rich soil.
  2. 4. Footprint: Measure of environmental impact in terms of greenhouse gas emissions.
  3. 5. Chemical compounds depleting the ozone layer.
  4. 7. Excessive nutrients in a body of water.
  5. 10. Capable of being broken down by natural processes.
  6. 14. Process of increasing acidity in a substance or environment.
  7. 16. Air pollution mixture of smoke and fog.
  8. 18. Harmful substance introduced into the environment.
  9. 20. Chemical formula for water.
Down
  1. 1. Water present beneath the Earth's surface.
  2. 2. Energy: Energy derived from replenishable sources.
  3. 6. Warming: Increase in Earth's surface temperature due to greenhouse gases.
  4. 8. Quality Index: Measurement system for assessing air quality.
  5. 9. Waste disposal site.
  6. 11. Effect: Trapping of heat in the Earth's atmosphere.
  7. 12. Rain: Precipitation resulting from acidic pollutants in the atmosphere.
  8. 13. Treatment: Purification process for making water safe to consume.
  9. 15. Process of removing salt from seawater.
  10. 17. Layer: Protective atmospheric layer absorbing UV radiation.
  11. 19. Scale: Measurement system for acidity or alkalinity.