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A landfill [a] is a site for the disposal of waste materials. It is the oldest and most common form of waste disposal, although the systematic burial of waste with daily, intermediate and final covers only began in the 1940s. In the past, waste was simply left in piles or thrown into pits (known in archeology as middens).
Landfills waste are categorized by either being hazardous, non-hazardous or inert waste. In order for a landfill design to be considered it must abide by the following requirements: final landforms profile, site capacity, settlement, waste density, materials requirements and drainage.
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,
Inert waste is waste which is neither chemically nor biologically reactive and will not decompose or only very slowly. Examples of this are sand, concrete , and demolition waste . This has particular relevance to landfills as inert waste typically requires lower disposal fees than biodegradable waste or hazardous waste .
The organics recycling publication also found that there was a 49% increase in the number of households with access to residential food waste collection programs between 2021 and 2023, though ...
Waste management or waste disposal includes the processes and actions required to manage waste from its inception to its final disposal. [1] This includes the collection , transport , treatment , and disposal of waste, together with monitoring and regulation of the waste management process and waste-related laws , technologies, and economic ...