Answer:
reclamation
Step-by-step explanation:
The process of attempting to return an environment to its previous state once mining is complete is known as reclamation.
Reclamation efforts after mining are all geared towards returning the mining sites to its original states before mining.
Mining generally degrades the environment and disrupts the natural equilibrium of the various natural processes in the environment such as nutrient cycling. Some of the efforts at reclaiming a mining site include plant of trees, restoration of habitats, etc.