Colorado extinguishes 100-year-old coal fire
Suspected of starting a local wildfire, a coal fire underneath a popular Boulder, Colorado, open space has been put out.
Coal fires can burn for as long as there is fuel. Colorado's Division of Reclamation, Mining, and Safety undertook a massive project to dig up tons of unburnt coal and backfill burnt-out caverns. — Read the rest
The post Colorado extinguishes 100-year-old coal fire appeared first on Boing Boing.