Diagram Of A Properly Closed Landfill



synthetic liner



Landfill Diagram
Cutaway view of a modern landfill designed to prevent the two main hazards of the dump: explosions or fires caused by methane gas, and leakage of rainwater mixed with dangerous chemicals (or leachate).

about the benefits of recovering and burning methane as an energy source. By 2002 the program had helped develop 220 projects that convert landfill gas to energy. Such projects, when analyzed in 2001, offset the release of carbon dioxide from conventional energy sources by an amount equivalent to removing 11.7 million cars from the road for one year.

Fresh Kills Landfill in Staten Island, the largest landfill in the United States, accepting approximately 27,000 tons of garbage a day in the late 1980s, closed in March 2001. Although landfills occupy only a small percentage of the total land in the United States, public concern over possible ground water contamination as well as odor from landfills makes finding new sites difficult. see also Solid WAste; WAste, Transportation of.

Internet Resources

Freudenrich, Craig C. "How Landfills Work." Available from http://www.howstuff-works.com/landfill.htm.

U.S. Environmental Protection Agency Office of Solid Waste Web site. Available from http://www.epa.gov/epaoswer.

Office of Solid Waste/U.S. Environmental Protection Agency

Pictures Pollution French
French police officer performing pollution test on a car in Paris, France. (©Le Segretain Pascal/Corbis Sygma. Reproduced by permission.)
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