In the U.S., mining companies are usually responsible for the costs of cleaning up and remediating closed mine sites through a process called reclamation.
After a mine is closed in the U.S., the responsibility to pay for the costs to clean up or remediate that mine site typically falls on the mining companies. This process is known as reclamation, where the disturbed land is restored to its natural state through various methods such as planting native plants, reshaping pits, and refilling them to create natural areas.
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