What Is a Landfill?
There are two ways to bury trash:
n Dumpan open hole in the ground where trash is buried and that is full of various animals .
n Landfillcarefully designed structure built into or on top of the ground in which trash is isolated from the surrounding environment . This isolation is accomplished with a bottom liner and daily covering of soil.
Sanitary landfillland fill that uses a clay liner to isolate the trash from the environment
Municipal solid waste landfilllandfill that uses a synthetic liner to isolate the trash from the environment
The purpose of a landfill is to bury the trash in such a way that it will be isolated from groundwater, will be kept dry and will not be in contact with air. Under these conditions, trash will not decompose much. A landfill is not like a compost pile, where the purpose is to bury trash in such a way that it will decompose quickly.
Proposing the Landfill
For a landfill to be built, the operators have to make sure that they follow certain steps. In most parts of the world, there are regulations that govern where a landfill can be placed and how it can operate. The whole process begins with someone proposing the landfill.
In the United States, taking care of trash and building landfills are local government responsibilities. Before a city or other authority can build a landfill, an environment impact
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