Already a wind energy powerhouse, the state of Wyoming’s economy is 65% tied to mining — most of that coal mining. Wyoming has been the top coal-producing state since 1986, accounting for about two-fifths of all coal mined in the United States in 2020, but the industry has seen its reputation blackened.
Industry innovators, however, are tapping coal and its waste streams to extract rare earths, 17 essential elements to realizing an electrified economy. Mining them can be challenging as materials needed are either not yet mined, or are latent in old coal mines.