Abandoned coal mines had left waterways acidic and rusty orange. Local residents are cleaning them up, and recovering rare ...

In a dramatic policy shift to reduce greenhouse gas emissions, and also for economic reasons, Tucson Electric Power says it will stop using coal to generate electricity by 2032 and ...

GILLETTE - Arch Coal's Thunder Basin Coal Co. moved the smallest of its four draglines north across Wyoming Highway 450 on Wednesday morning so the mine can increase production from ...

In the coal-bearing shallow-water deltaic deposits of the Mungaroo Formation in the Northern Carnarvon Basin, Australia, organic matter dominated by C 3 plants (δ 13 Corg = −24‰ to −26‰) alternates ...