Search Results - "Ruhl, Laura S."

Environmental Impacts of Coal Combustion Residuals: Current Understanding and Future Perspectives by Deonarine, Amrika, Schwartz, Grace E., Ruhl, Laura S.

“…On-site solid-waste impoundments, landfills, and receiving water bodies have served as long-term disposal sites for coal combustion residuals (CCRs) across the…”
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Boron and Strontium Isotopic Characterization of Coal Combustion Residuals: Validation of New Environmental Tracers by Ruhl, Laura S, Dwyer, Gary S, Hsu-Kim, Heileen, Hower, James C, Vengosh, Avner

“…In the U.S., coal fired power plants produce over 136 million tons of coal combustion residuals (CCRs) annually. CCRs are enriched in toxic elements, and their…”
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Origin of Hexavalent Chromium in Drinking Water Wells from the Piedmont Aquifers of North Carolina by Vengosh, Avner, Coyte, Rachel, Karr, Jonathan, Harkness, Jennifer S, Kondash, Andrew J, Ruhl, Laura S, Merola, Rose B, Dywer, Gary S

“…Hexavalent chromium [Cr­(VI)] is a known pulmonary carcinogen. Recent detection of Cr­(VI) in drinking water wells in North Carolina has raised public concern…”
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Impacts of coal ash on methylmercury production and the methylating microbial community in anaerobic sediment slurries by Schwartz, Grace E, Redfern, Lauren K, Ikuma, Kaoru, Gunsch, Claudia K, Ruhl, Laura S, Vengosh, Avner, Hsu-Kim, Heileen

“…Mercury (Hg) associated with coal ash is an environmental concern, particularly if the release of coal ash to the environment is associated with the conversion…”
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Mechanisms and geochemical significance of Si–Al substitution in zeolite solid solutions by Neuhoff, Philip S., Ruhl, Laura S.

“…Rock-forming zeolites often exhibit complex solid solutions reflecting isomorphous substitutions between Si and Al in tetrahedral framework sites, between…”
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Distribution of trace elements and Pb isotopes in stream sediments of the Tri-State mining district (Oklahoma, Kansas, and Missouri), USA by Potra, Adriana, Dodd, Jason W., Ruhl, Laura S.

“…Mississippi Valley-Type (MVT) lead-zinc deposits, which account for 24% of the global resources of Pb and Zn, are found throughout the world with the largest…”
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Distinction of strontium isotope ratios between water-soluble and bulk coal fly ash from the United States by Wang, Zhen, Coyte, Rachel M., Dwyer, Gary S., Ruhl, Laura S., Hsu-Kim, Heileen, Hower, James C., Vengosh, Avner

“…Coal ash is one of the largest industrial waste streams in the United States and contains elevated concentrations of hazardous elements that could pose…”
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Legacy Lead from Past Mining Activity and Gasoline Additives: Evidence from Lead Isotopes and Trace Element Geochemical Studies in the White River Basin, Southern Ozark Region, USA by Potra, Adriana, Ruhl, Laura, Samuelsen, John

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