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  2. Landfills in the United States - Wikipedia

    en.wikipedia.org/wiki/Landfills_in_the_United_States

    Decomposing waste in these landfills produces landfill gas, which is a mixture of about half methane and half carbon dioxide. Landfills are the third-largest source of methane emissions in the United States, with municipal solid waste landfills representing 95 percent of this fraction. [15] [16]

  3. Bioreactor landfill - Wikipedia

    en.wikipedia.org/wiki/Bioreactor_landfill

    Landfills are the oldest known method of waste disposal. [3] [4] Waste is buried in large dug out pits (unless naturally occurring locations are available) and covered.. Bacteria and archaea decompose the waste over several decades producing several by-products of importance, including methane gas (natural gas), leachate, and volatile organic compounds (such as hydrogen sulfide (H 2 S), N 2 O 2,

  4. Landfill gas - Wikipedia

    en.wikipedia.org/wiki/Landfill_gas

    A gas flare produced by a landfill in Lake County, Ohio. Landfill gas is a mix of different gases created by the action of microorganisms within a landfill as they decompose organic waste, including for example, food waste and paper waste. Landfill gas is approximately forty to sixty percent methane, with the remainder being mostly carbon dioxide.

  5. America’s landfills are ‘garbage lasagnas’—fetid layers of ...

    www.aol.com/finance/america-landfills-garbage...

    America’s landfills—and the environmental havoc they create—are sizable. There are roughly 1,200 landfills currently in operation, and on average, each one takes up about 600 acres of land ...

  6. Just 5% of America's food waste is composted. Which states ...

    www.aol.com/just-5-americas-food-waste-193000787...

    That means about 5% of the nation's food waste is composted, with the rest ending up in landfills, where food is the most commonly found material. In landfills, food waste decomposes much slower ...

  7. Biodegradable waste - Wikipedia

    en.wikipedia.org/wiki/Biodegradable_waste

    Landfill gas is a mix of different gases created by the action of microorganisms within a landfill as they decompose organic waste, including for example, food waste and paper waste. Landfill gas is approximately forty to sixty percent methane , with the remainder being mostly carbon dioxide .

  8. List of landfills in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_landfills_in_the...

    This is a list of landfills in the United States.A landfill is a site for the disposal of waste materials by burial and is the oldest form of waste treatment.Historically, landfills have been the most common method of organized waste disposal and remain so in many places around the world.

  9. Food waste in landfills produces toxic gas. Cary wants ... - AOL

    www.aol.com/food-waste-landfills-produces-toxic...

    Residents can drop off food waste, coffee grounds, paper towels, napkins and other materials at either center to keep them out of the Wake County landfill. To date, the town has collected 80 tons ...