When solid waste (SW) is disposed in waste dumps and landfills, most of the organic material will be degraded
over a longer or shorter period, ranging in a wide span from less than one year to 100 years or more. The majority
of this process will be bio-degradation. Strongly depending on conditions in the site where the SW is disposed, this
biodegradation will be aerobic or anaerobic. The main degradation products are carbon dioxide (CO2), water and
heat for the aerobic process and methane (CH4) and CO2 for the anaerobic process. The CH4 produced and released
to the atmosphere contributes to global warming and the emissions need to be estimated and reported in national
greenhouse gas inventories under the United Nations’ Framework Convention of Climate Change (UNFCCC).
The CO2 produced originates from biogenic sources (e.g., food, garden, paper and wood waste) and the emissions
need therefore not be considered in national inventories.
When solid waste (SW) is disposed in waste dumps and landfills, most of the organic material will be degradedover a longer or shorter period, ranging in a wide span from less than one year to 100 years or more. The majorityof this process will be bio-degradation. Strongly depending on conditions in the site where the SW is disposed, thisbiodegradation will be aerobic or anaerobic. The main degradation products are carbon dioxide (CO2), water andheat for the aerobic process and methane (CH4) and CO2 for the anaerobic process. The CH4 produced and releasedto the atmosphere contributes to global warming and the emissions need to be estimated and reported in nationalgreenhouse gas inventories under the United Nations’ Framework Convention of Climate Change (UNFCCC).The CO2 produced originates from biogenic sources (e.g., food, garden, paper and wood waste) and the emissionsneed therefore not be considered in national inventories.
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