Ashes to concrete

Coal ash is the less notorious byproduct of coal-fired power plants. It's the residual solid waste that comes from burning coal. While it doesn't have the same deleterious reputation of its airborne counterparts, tens of ...

Renewable coal on the horizon

Coal fueled the Industrial Revolution, but it took eons to form. Now, a team of researchers at the University of Minnesota Duluth has introduced what might be called "instant coal": an energy-dense biofuel made from wood ...

Scientists look deeper for coal ash hazards

(PhysOrg.com) -- As the U.S. Environmental Protection Agency weighs whether to define coal ash as hazardous waste, a Duke University study identifies new monitoring protocols and insights that can help investigators more ...

Toxic Coal Ash Threatens Health And Environment

(PhysOrg.com) -- Exposure to dust and river sediment containing toxic metals and radioactivity from a coal ash spill at the Tennessee Valley Authority’s Kingston power plant last December could pose risks to local communities ...

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