"One Site, 95 Tons of Methane an Hour"
"In January, a satellite detected 13 plumes of methane, a potent planet-warming gas, coming from the largest coal mine in Russia."
"A remote-sensing satellite has detected one of the largest releases of methane from a single industrial site, an underground coal mine in south-central Russia. The finding is another indication of the scope of the problem of curbing emissions of methane, a potent planet-warming gas.