Earth Day

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Across
  1. 3. comprises all living (biotic) and non-living (abiotic) things—air, water, soil, plants, and animals
  2. 5. minimizing waste and lowering consumption of natural resources to protect the planet
  3. 6. the third planet from the sun
  4. 8. a geographic area or functional unit where living organisms (plants, animals, microorganisms) interact with each other and their non-living environment (sun, soil, climate, water)
Down
  1. 1. collecting, processing, and transforming waste materials—such as paper, glass, plastic, and metal—into new products to prevent waste, reduce landfill use, and conserve natural resources
  2. 2. undomesticated living things—animals, plants, and other organisms—that live independently of humans in their natural habitats
  3. 4. the physical world—including plants, animals, landscapes, and natural forces
  4. 5. to use an item again, either for its original purpose or a new one, instead of discarding it after a single use
  5. 7. a nutrient-rich soil conditioner produced through the controlled biological decomposition of organic matter, such as food scraps, yard waste, and manure
  6. 9. the long-term average of weather patterns (temperature, precipitation, wind)