Ecosystem Restoration & Earth Science

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Across
  1. 4. A community of interacting organisms and their environment.
  2. 5. An organism that breaks down dead material, recycling nutrients into the ecosystem.
  3. 6. ENERGY Energy from the Sun that is used by plants to make food.
  4. 7. An organism that makes its own food using sunlight.
  5. 8. RESOURCE A resource that can be replenished naturally over time.
  6. 11. The harmful contamination of air, water, or soil by harmful substances.
  7. 12. The study of organisms and their environments.
  8. 15. The natural environment where an organism lives.
  9. 16. The layer of gases surrounding Earth.
  10. 18. The four periods of the year caused by Earth's tilt and orbit around the Sun.
  11. 19. FUELS Non-renewable resources like coal, oil, and natural gas.
  12. 20. A scientist who studies ecosystems.
Down
  1. 1. The part of Earth where life exists.
  2. 2. An organism that eats other organisms.
  3. 3. The practice of protecting and preserving the environment and natural resources.
  4. 9. AXIS An imaginary line around which Earth rotates.
  5. 10. To break down organic matter into soil-enriching material.
  6. 13. The typical weather conditions in a region over time.
  7. 14. CYCLE The continuous movement of water on, above, and below the surface of the Earth.
  8. 17. The light that comes from the Sun, necessary for life on Earth.