environment

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Across
  1. 1. To make an effort to deal with a problem
  2. 3. Development that meets present needs without compromising future generations
  3. 8. Thinning of the ozone layer due to CFCs
  4. 9. Decrease in the variety of life forms in an ecosystem
  5. 10. Harmful substances in the air affecting health and environment
Down
  1. 2. Decrease in ocean pH due to carbon dioxide uptake
  2. 4. Sudden and significant changes in Earth's climate
  3. 5. Process of managing and discarding waste materials
  4. 6. Wearing away of topsoil by wind and water
  5. 7. Reduction in polar ice due to rising temperatures