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Once a landfill is full, .
A. the entire landfill is burned
B. it is left open so the smell can permeate the area
C. a plastic cover, dirt, and grass seeds are added
D. it is watered heavily to increase runoff

Verified Answer :

GinnyAnswer

Final answer:

Modern engineered landfills implement gas extraction systems after closure to utilize landfill gas as a biofuel for heating or electricity generation.


Explanation:

Once part or all of a landfill site is full, it is sealed over with a plastic cover. A system is implemented to extract landfill gas, often carbon dioxide and methane, which can be used as a biofuel for heating or electricity generation.


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