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  1. Solid-waste management | Definition, Methods, Importance,

    2025年11月25日 · solid-waste management, the collecting, treating, and disposing of solid material that is discarded because it has served its purpose or is no longer useful.

  2. Solid-waste management - Recycling, Composting, Reuse

    2025年11月25日 · Solid-waste management - Recycling, Composting, Reuse: Separating, recovering, and reusing components of solid waste that may still have economic value is called …

  3. Solid-waste management - Collection, Recycling, Disposal

    Proper solid-waste collection is important for the protection of public health, safety, and environmental quality. It is a labour-intensive activity, accounting for approximately three …

  4. Defecation | Anatomy, Physiology & Benefits | Britannica

    2025年11月12日 · Defecation, the act of eliminating solid or semisolid waste materials (feces) from the digestive tract. In human beings, wastes are usually removed once or twice daily, but …

  5. Land pollution | Causes, Effects & Solutions | Britannica

    2025年12月5日 · The waste materials that cause land pollution are broadly classified as municipal solid waste (MSW, also called municipal refuse), construction and demolition (C&D) …

  6. Waste disposal | Types & Methods | Britannica

    2025年10月13日 · Refuse, or municipal solid waste (MSW), is nonhazardous solid waste from a community that requires collection and transport to a processing or disposal site. Refuse …

  7. garbage management - Kids | Britannica Kids | Homework Help

    Garbage, rubbish, refuse, trash, and solid waste are all words that describe something that can’t be used anymore. So where does it come from and what happens when we get rid of it?

  8. Wastewater treatment - Sludge, Disposal, Treatment | Britannica

    2025年11月21日 · Sewage sludge is the solid, semisolid, or slurry residual material that is produced as a by-product of wastewater treatment processes. This residue is commonly …

  9. Solid waste | waste management | Britannica

    2025年9月11日 · Great efforts are made to limit the release of harmful substances into the environment through air pollution control, wastewater treatment, solid-waste management, …

  10. Materials recovery facility (MRF) | Britannica

    A dirty MRF takes in a broad stream of solid waste and separates out recyclable materials through manual and mechanical sorting. The recyclables are then processed for market, and the …