Two of America’s biggest coal plants closed this month

Two of America’s biggest coal plants closed this month

America’s coal plants are turning off the boilers, facing brutal economics and customers fleeing for natural gas and renewable energy. This week, Arizona’s 2.25-GW Navajo Generating Station burned its last load of coal after no buyers turned up during a two-year search. The second is Pennsylvania’s 2.7-GW Bruce Mansfield unit.