Just to hazard a guess, you could start reading here: https://en.wikipedia.org/wiki/Health_and_environmental_impact_of_the_coal_industry#Impact_to_land_and_surr

Just to hazard a guess, you could start reading here: https://en.wikipedia.org/wiki/Health_and_environmental_impact_of_the_coal_industry#Impact_to_land_and_surroundings https://en.wikipedia.org/wiki/Health_and_environmental_impac...