composting

waste management

Learn about this topic in these articles:

major reference

  • sanitary landfill
    In solid-waste management: Composting

    Another method of treating municipal solid waste is composting, a biological process in which the organic portion of refuse is allowed to decompose under carefully controlled conditions. Microbes metabolize the organic waste material and reduce its volume by as much as 50 percent. The…

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biodegradability

  • biodegradability
    In biodegradability: Composting

    Composting makes use of biodegradation to produce rich humus for soil and requires some degree of human intervention to promote aerobic microorganism growth. Home, municipal, and agricultural composting helps divert organic matter from landfills and circulate it back into the environment. The steps in…

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recycling

  • Plastic, glass, and metal containers in a recycling bin.
    In recycling: Domestic refuse

    …leaves and grass in a compost mound, make an especially useful soil amendment. These practices help reduce the amount of material contributed by households to landfills.

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