ROCK SPRINGS, Wyo. — The FMC Corporation, which annually mines the most trona in the world, is playing it safe with a longwall-mining project that could cause ground subsidence in areas with gas ...
A giant cage elevator lowered miner Kale Pitt and his hard hat from the surface of the sagebrush desert of southwest Wyoming into the underground world of trona mining. “Tiny light at the very bottom ...
KEMMERER — The Bureau of Land Management has issued a record of decision announcing approval of the Dry Creek Trona Mine Project south of Green River in Sweetwater County. Trona is a mineral used to ...
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