THE ENVIRONMENT

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Across
  1. 4. Materials like water, coal, and oil found in nature
  2. 5. Energy from the sun
  3. 7. Reuse materials like paper, plastic, or glass
  4. 12. Energy sources that can be replaced naturally
  5. 13. Using resources without harming future generations
  6. 14. Gradual increase in Earth’s average temperature
  7. 15. Amount of CO2 a person or company produces
Down
  1. 1. Cutting down trees in large numbers
  2. 2. Efforts to preserve the natural world
  3. 3. Power from natural sources like sun or wind
  4. 6. A community of living and nonliving things in an area
  5. 8. The variety of plants and animals in an ecosystem
  6. 9. Gases that trap heat in the Earth’s atmosphere
  7. 10. Long-term alteration of temperature and weather patterns
  8. 11. Harmful substances released into the environment