Earth Day 2026

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Across
  1. 5. To contaminate an environment, especially with chemical or manufacturing waste
  2. 6. The surroundings or conditions in which a person, animal, or plant lives or operates
  3. 8. A highly engineered & regulated site for disposing of solid waste. Burying it under layers of earth
  4. 12. A functional, geographic area where living organisms interact with each other and their non-living environment (sunlight, soil, water, climate)
  5. 13. Decayed organic material used as a plant fertilizer
  6. 14. When a substance is capable of being decomposed by bacteria or other living organisms
  7. 15. The entire flow of waste materials from the point of disposal to final disposition
Down
  1. 1. The process of collecting, processing, and converting waste materials into new products
  2. 2. The ability to maintain ecological, social, and economic systems over time
  3. 3. To reuse discarded objects or material in such a way as to create a product of higher quality or value than the original
  4. 4. A source of energy that is not depleted by use, such as water, wind, or solar power
  5. 7. Feedstock coming in (food waste, manure)
  6. 9. Where the microbes break down organics
  7. 10. Primary component of RNG and a potent greenhouse gas if unmanaged
  8. 11. Gas produced on-site from anaerobic digestion