The global shift toward renewable energy has breathed new life into one of the world’s most significant polluters: coal. As countries ramp up the transition to electric power, the intermittent nature of renewable energy sources like wind and solar has spurred an increase in expected coal use to meet rising electricity demands. The International Energy Agency (IEA) reports that nearly half of global emissions from fossil fuel combustion can be attributed to coal. However, as experts estimating that each year the equivalent electric consumption of the world’s 10 largest cities is added to global energy demand, coal-fired power is increasingly…