The Environmental Protection Agency on Wednesday imposed new standards for mercury, lead and other toxic pollutants that are discharged into the nation's rivers and streams from steam electric power plants.
A new Duke University-led study has revealed the presence of radioactive contaminants in coal ash from all three major U.S. coal-producing basins.
Concrete made using an industrial by-product has shown better fire endurance than traditional concrete when exposed to fires of nearly 1000 degrees Celsius.
Duke Energy says it will begin delivering bottled water to homeowners living near its coal ash pits in North Carolina, even as the nation's largest electricity company denies responsibility for its neighbors' tainted wells.
Coal from China could become a major source of the metal lithium, according to a review of the geochemistry by scientists published in the International Journal of Oil, Gas and Coal Technology.
Scientists have suggested a new method to transform power plant ash into materials that could be used for nuclear waste treatment or soil remediation.
Duke University scientists have developed new forensic tracers to identify coal ash contamination in water and distinguish it from contamination coming from other sources.
Duke Energy's chief executive says the company is putting together a detailed plan to clean up nearly three dozen coal ash pits across the state.
Three elements commonly found at elevated levels in an Appalachian river polluted by runoff from mountaintop coal mining have distinctive chemistries that can be traced back to their source, according to a Duke University-led ...
(PhysOrg.com) -- Pompeii-like, a 300-million-year-old tropical forest was preserved in ash when a volcano erupted in what is today northern China. A new study by University of Pennsylvania paleobotanist Hermann Pfefferkorn ...