China has pulled back its rare earths exports, which are vital to everyday technologies and American defense. But the U.S.

Wyoming and Montana took center stage at a congressional hearing Tuesday about fast-tracking rare earth processing in the U.S ...

Nick Myers, the CEO of Phoenix Tailings, a mining company that purchases coal ash concentrate to process it into fine metal, said that there is an opportunity to extract a rare earth concentrate ...

The amount of REEs that could be extracted from coal ash will depend on the recovery process, says Bishop. But he thinks it could be a good short-to-medium-term source of the metals.

The more chemicals required for the process, the higher the potential environmental impacts. Rare earth elements also only make up a tiny proportion of coal ash, Ziemkiewicz added, so their ...

A mining and processing business in California is replacing one coal plant but says another could stay online for many years.

Coal combustion residuals, or CCR, are byproducts from burning coal for electricity, including coal ash and gypsum. The facilities aim to reduce the amount of CCR stored in landfills by processing ...

ANDERSON COUNTY, Tenn. — The Tennessee Valley Authority is hoping to amp up the process of coal ash recycling by taking coal ash and turning it into something useful for the environment while ...

So when coal is burned to produce electricity, this toxic coal ash results, and there's been about 5 billion tons of coal ash produced over the last 100 years. And it doesn't disappear, that's all ...

The Kingston Fossil Plan is in the process of moving from coal to natural gas. Coal combustion residuals, or CCR, are byproducts from burning coal for electricity, including coal ash and gypsum.