LOUISVILLE, Ky. (AP) — Five miners died in U.S. coal mines in 2020, an all-time low mark for an industry in a year that saw continuing declines in production as electric providers move away from burning coal.
LOUISVILLE, Ky. (AP) — Five miners died in U.S. coal mines in 2020, an all-time low mark for an industry in a year that saw continuing declines in production as electric providers move away from burning coal.