Besides worker sick days and students taking off school, the total health care costs may be between $87 to $161 million ...

The coal industry continues to be one of the world’s largest suppliers of energy. In the United States alone, about half a billion short tons of coal are converted to energy every year.

Victims can drown in flooded shafts, get lost in underground tunnels or perish from poisonous gases present in many old coal ...

Swaths of Pennsylvania and many other states are honeycombed with old, unstable mines that can cause the earth to suddenly ...

Swaths of Pennsylvania and many other states are honeycombed with old, unstable mines that can cause the earth to suddenly ...

Millions of tons of coal ash left over from burning the planet’s dirtiest fossil fuel are sitting in ponds and landfills, able to leach into waterways and pollute soil. But this toxic waste may ...

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They dot the landscape of coal country and sprawling Western states ... in the sinkhole was last operated in 1952 by the H.C. Frick Coke Co., according to the state Department of Environmental ...