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  2. Plastic pollution - Wikipedia

    en.wikipedia.org/wiki/Plastic_pollution

    At least 0.19 kg per person per day of Trinidad and Tobago's plastic debris end up in the ocean, or for example Saint Lucia which generates more than four times the amount of plastic waste per capita as China and is responsible for 1.2 times more improperly disposed plastic waste per capita than China. Of the top thirty global polluters per ...

  3. Moving bed biofilm reactor - Wikipedia

    en.wikipedia.org/wiki/Moving_Bed_Biofilm_Reactor

    The compact size and cheap wastewater treatment costs offers many advantages for the system. The main objective of using MBBR being water reuse and nutrient removal or recovery. [ 2 ] In theory, wastewater will be no longer considered waste, it can be considered a resource.

  4. Closed-loop recycling - Wikipedia

    en.wikipedia.org/wiki/Closed-loop_recycling

    For example, recycling one ton of plastic in a closed-loop system saves about 7.4 cubic yards of landfill space. Since the grocery industry demonstrated [ when? ] that consumers use at least 690,000 tons of plastic in a year, universal implementation of ideal closed-loop recycling systems could save at least 5.1 million cubic yards of landfill ...

  5. These countries produce the most plastic pollution in our ...

    www.aol.com/countries-produce-most-plastic...

    Millions of tons of plastic end up in Earth’s water bodies every year, and less than 10 percent of the world’s annual plastic production is recycled, according to the World Health Organization ...

  6. Economics of plastics processing - Wikipedia

    en.wikipedia.org/wiki/Economics_of_Plastics...

    The adoption of reusable plastic containers will amount to an approximate annual increase of 0.058 euros/kg of delivered goods. [6] The cost associated with reusable plastic containers are packaging purchasing costs, transportation costs, labor/handling costs, management costs, and costs resulting from losses. [6]

  7. Water pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Water_pollution_in_the...

    Topsoil runoff from farm, central Iowa (2011). Water pollution in the United States is a growing problem that became critical in the 19th century with the development of mechanized agriculture, mining, and manufacturing industries—although laws and regulations introduced in the late 20th century have improved water quality in many water bodies. [1]

  8. Industrial wastewater treatment - Wikipedia

    en.wikipedia.org/.../Industrial_wastewater_treatment

    [2]: 180 Some industries install a pre-treatment system to remove some pollutants (e.g., toxic compounds), and then discharge the partially treated wastewater to the municipal sewer system. [3]: 60 Most industries produce some wastewater. Recent trends have been to minimize such production or to recycle treated wastewater within the production ...

  9. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.