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  2. WM (Waste Management) (company) - Wikipedia

    en.wikipedia.org/wiki/WM_(Waste_Management...

    Waste Management provide environmental services to nearly 21 million residential, industrial, municipal and commercial customers in the United States, Canada, and Puerto Rico. With 26,000 collection and transfer vehicles, the company has the largest trucking fleet in the waste industry.

  3. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    The aim of waste management is to reduce the dangerous effects of such waste on the environment and human health. A big part of waste management deals with municipal solid waste, which is created by industrial, commercial, and household activity.

  4. History of waste management - Wikipedia

    en.wikipedia.org/wiki/History_of_waste_management

    The first known wastewater management system is located in present day Syria . Located in the Fertile Crescent, the Mesopotamian "oasis" shows evidence of wastewater management beginning around 6500 BCE.

  5. History of water supply and sanitation - Wikipedia

    en.wikipedia.org/wiki/History_of_water_supply...

    Between 1865 and 1920 Eugene Belgrand led the development of a large scale system for water supply and wastewater management. Between these years approximately 600 kilometers of aqueducts were built to bring in potable spring water, which freed the poor quality water to be used for flushing streets and sewers.

  6. Wastewater - Wikipedia

    en.wikipedia.org/wiki/Wastewater

    Wastewater (or waste water) is water generated after the use of freshwater, raw water, drinking water or saline water in a variety of deliberate applications or processes.

  7. Wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Wastewater_treatment

    Wastewater treatment is a process which removes and eliminates contaminants from wastewater. It thus converts it into an effluent that can be returned to the water cycle. Once back in the water cycle, the effluent creates an acceptable impact on the environment. It is also possible to reuse it.