All Outputs (85)

Sustained bauxite residue rehabilitation with gypsum and organic matter 16 years after initial treatment (2017)
Journal Article
Bray, A. W., Stewart, D. I., Courtney, R., Rout, S. P., Humphreys, P. N., Mayes, W. M., & Burke, I. T. (2018). Sustained bauxite residue rehabilitation with gypsum and organic matter 16 years after initial treatment. Environmental Science and Technology, 52(1), 152-161. https://doi.org/10.1021/acs.est.7b03568

Bauxite residue is a high volume by-product of alumina manufacture which is commonly disposed of in purpose-built bauxite residue disposal areas (BRDAs). Natural waters interacting with bauxite residue are characteristically highly alkaline, and have... Read More about Sustained bauxite residue rehabilitation with gypsum and organic matter 16 years after initial treatment.

Mechanism of Vanadium Leaching during Surface Weathering of Basic Oxygen Furnace Steel Slag Blocks: A Microfocus X-ray Absorption Spectroscopy and Electron Microscopy Study (2017)
Journal Article
Hobson, A. J., Stewart, D. I., Bray, A. W., Mortimer, R. J. G., Mayes, W. M., Rogerson, M., & Burke, I. T. (2017). Mechanism of Vanadium Leaching during Surface Weathering of Basic Oxygen Furnace Steel Slag Blocks: A Microfocus X-ray Absorption Spectroscopy and Electron Microscopy Study. Environmental Science and Technology, 51(14), 7823-7830. https://doi.org/10.1021/acs.est.7b00874

© 2017 American Chemical Society. Basic oxygen furnace (BOF) steelmaking slag is enriched in potentially toxic V which may become mobilized in high pH leachate during weathering. BOF slag was weathered under aerated and air-excluded conditions for 6... Read More about Mechanism of Vanadium Leaching during Surface Weathering of Basic Oxygen Furnace Steel Slag Blocks: A Microfocus X-ray Absorption Spectroscopy and Electron Microscopy Study.

Can aggregate quarry silt lagoons provide resources for wading birds? (2017)
Journal Article
Day, G., Mayes, W. M., Wheeler, P. M., & Hull, S. L. (2017). Can aggregate quarry silt lagoons provide resources for wading birds?. Ecological engineering, 105, 189-197. https://doi.org/10.1016/j.ecoleng.2017.04.055

Wading birds have declined across Europe as the intensification of lowland agriculture has resulted in the loss and degradation of wetland areas. Lowland aggregate extraction sites that incorporate areas of fine, waste sediments deposited in silt lag... Read More about Can aggregate quarry silt lagoons provide resources for wading birds?.

Resource recovery and remediation of highly alkaline residues : a political-industrial ecology approach to building a circular economy (2017)
Journal Article
Deutz, P., Baxter, H., Gibbs, D., Mayes, W. M., & Gomes, H. I. (2017). Resource recovery and remediation of highly alkaline residues : a political-industrial ecology approach to building a circular economy. Geoforum, 85, 336-344. https://doi.org/10.1016/j.geoforum.2017.03.021

Highly alkaline industrial residues (e.g., steel slag, bauxite processing residue (red mud) and ash from coal combustion) have been identified as stocks of potentially valuable metals. Technological change has created demand for metals, such as vanad... Read More about Resource recovery and remediation of highly alkaline residues : a political-industrial ecology approach to building a circular economy.

Identifying pathways of exposure to highway pollutants in great crested newt (Triturus cristatus) road mitigation tunnels: Exposure pathways of highway pollutants to Triturus cristatus (2017)
Journal Article
White, K. J., Mayes, W. M., & Petrovan, S. O. (2017). Identifying pathways of exposure to highway pollutants in great crested newt (Triturus cristatus) road mitigation tunnels: Exposure pathways of highway pollutants to Triturus cristatus. Water and environment journal : the journal / the Chartered Institution of Water and Environmental Management, 31(3), 310-316. https://doi.org/10.1111/wej.12244

Road mitigation tunnels are increasingly deployed for amphibians but very little is known about chemical pollution in such schemes. We assessed pollution pressures associated with road runoff at a major great crested newt mitigation scheme in England... Read More about Identifying pathways of exposure to highway pollutants in great crested newt (Triturus cristatus) road mitigation tunnels: Exposure pathways of highway pollutants to Triturus cristatus.

Removal and recovery of vanadium from alkaline steel slag leachates with anion exchange resins (2016)
Journal Article
Gomes, H. I., Jones, A., Rogerson, M., Greenway, G. M., Lisbona, D. F., Burke, I. T., & Mayes, W. M. (2017). Removal and recovery of vanadium from alkaline steel slag leachates with anion exchange resins. Journal of environmental management, 187, 384-392. https://doi.org/10.1016/j.jenvman.2016.10.063

© 2016 The Author(s) Leachable vanadium (V) from steel production residues poses a potential environmental hazard due to its mobility and toxicity under the highly alkaline pH conditions that characterise these leachates. This work aims to test the e... Read More about Removal and recovery of vanadium from alkaline steel slag leachates with anion exchange resins.

Vanadium removal and recovery from bauxite residue leachates by ion exchange (2016)
Journal Article
Gomes, H. I., Jones, A., Rogerson, M., Burke, I. T., & Mayes, W. M. (2016). Vanadium removal and recovery from bauxite residue leachates by ion exchange. Environmental science and pollution research, 23(22), 23034-23042. https://doi.org/10.1007/s11356-016-7514-3

Bauxite residue is an important by-product of the alumina industry, and current management practices do not allow their full valorisation, especially with regard to the recovery of critical metals. This work aims to test the efficiency of ion exchang... Read More about Vanadium removal and recovery from bauxite residue leachates by ion exchange.

Advances in understanding enviromental risks of red mud after the Ajka Spill, Hungary (2016)
Journal Article
Mayes, W. M., Burke, I. T., Gomes, H. I., Anton, Á. D., Molnár, M., Feigl, V., & Ujaczki, É. (2016). Advances in understanding enviromental risks of red mud after the Ajka Spill, Hungary. Journal of Sustainable Metallurgy, 2(4), 332-343. https://doi.org/10.1007/s40831-016-0050-z

In the 5 years since the 2010 Ajka red mud spill (Hungary), there have been 46 scientific studies assessing the key risks and impacts associated with the largest single release of bauxite-processing residue (red mud) to the environment. These studies... Read More about Advances in understanding enviromental risks of red mud after the Ajka Spill, Hungary.

Alkaline residues and the environment: a review of impacts, management practices and opportunities (2015)
Journal Article
Gomes, H. I., Mayes, W. M., Rogerson, M., Stewart, D. I., & Burke, I. T. (2016). Alkaline residues and the environment: a review of impacts, management practices and opportunities. Journal of cleaner production, 112(4), 3571-3582. https://doi.org/10.1016/j.jclepro.2015.09.111

Around two billion tonnes of alkaline residues are produced globally each year by industries such as steel production, alumina refining and coal-fired power generation, with a total production estimate of 90 billion tonnes since industrialisation. Th... Read More about Alkaline residues and the environment: a review of impacts, management practices and opportunities.

Long-term evolution of highly alkaline steel slag drainage waters (2015)
Journal Article
Riley, A. L., & Mayes, W. M. (2015). Long-term evolution of highly alkaline steel slag drainage waters. Environmental monitoring and assessment, 187(7), Article ARTN 463. https://doi.org/10.1007/s10661-015-4693-1

© 2015, Springer International Publishing Switzerland. The disposal of slag generated by the steel industry can have negative consequences upon the surrounding aquatic environment by the generation of high pH waters, leaching of potentially problemat... Read More about Long-term evolution of highly alkaline steel slag drainage waters.

Leaching of copper and nickel in soil-water systems contaminated by bauxite residue (red mud) from Ajka, Hungary: the importance of soil organic matter (2015)
Journal Article
Lockwood, C. L., Stewart, D. I., Mortimer, R. J. G., Mayes, W., Jarvis, A. P., Gruiz, K., & Burke, I. T. (2015). Leaching of copper and nickel in soil-water systems contaminated by bauxite residue (red mud) from Ajka, Hungary: the importance of soil organic matter. Environmental science and pollution research, 22(14), 10800-10810. https://doi.org/10.1007/s11356-015-4282-4

Red mud is a highly alkaline (pH >12) waste product from bauxite ore processing. The red mud spill at Ajka, Hungary, in 2010 released 1 million m3 of caustic red mud into the surrounding area with devastating results. Aerobic and anaerobic batch expe... Read More about Leaching of copper and nickel in soil-water systems contaminated by bauxite residue (red mud) from Ajka, Hungary: the importance of soil organic matter.

Zinc Uptake from Circumneutral Mine Drainage in Freshwater Biofilms: New Insights from In Vitro Experiments (2015)
Journal Article
Jones, A., Rogerson, M., Greenway, G., & Mayes, W. M. (2015). Zinc Uptake from Circumneutral Mine Drainage in Freshwater Biofilms: New Insights from In Vitro Experiments. Mine Water and the Environment, 34(3), 295-307. https://doi.org/10.1007/s10230-015-0325-9

© 2015, Springer-Verlag Berlin Heidelberg. We present results from in vitro flask and flume experiments using freshwater biofilms sourced and cultivated from a mine-impacted stream in North Yorkshire, UK. Flask experiments showed rapid uptake of Zn f... Read More about Zinc Uptake from Circumneutral Mine Drainage in Freshwater Biofilms: New Insights from In Vitro Experiments.

Mobilisation of arsenic from bauxite residue (red mud) affected soils : effect of pH and redox conditions (2014)
Journal Article
Lockwood, C. L., Mortimer, R. J., Stewart, D. I., Mayes, W. M., Peacock, C. L., Polya, D. A., Lythgoe, P. R., Lehoux, A. P., Gruiz, K., & Burke, I. T. (2014). Mobilisation of arsenic from bauxite residue (red mud) affected soils : effect of pH and redox conditions. Applied geochemistry : journal of the International Association of Geochemistry and Cosmochemistry, 51(December), 268-277. https://doi.org/10.1016/j.apgeochem.2014.10.009

The tailings dam breach at the Ajka alumina plant, western Hungary in 2010 introduced ∼1 million m³ of red mud suspension into the surrounding area. Red mud (fine fraction bauxite residue) has a characteristically alkaline pH and contains several pot... Read More about Mobilisation of arsenic from bauxite residue (red mud) affected soils : effect of pH and redox conditions.

Geochemical recovery of the Torna-Marcal river system after the Ajka red mud spill, Hungary (2014)
Journal Article
Anton, Á. D., Klebercz, O., Magyar, Á., Burke, I. T., Jarvis, A. P., Gruiz, K., & Mayes, W. M. (2014). Geochemical recovery of the Torna-Marcal river system after the Ajka red mud spill, Hungary. Environmental science--processes & impacts, 16(12), 2677-2685. https://doi.org/10.1039/c4em00452c

The failure of the Ajka red mud depository in October 2010 led to the largest single release of red mud into the surface water environment. This study provides a comparative assessment of stream sediment quality in the Torna–Marcal–Rába catchment bet... Read More about Geochemical recovery of the Torna-Marcal river system after the Ajka red mud spill, Hungary.

The potential use of exhausted open pit mine voids as sinks for atmospheric CO2: Insights from natural reedbeds and mine water treatment wetlands (2014)
Journal Article
Younger, P. L., & Mayes, W. M. (2015). The potential use of exhausted open pit mine voids as sinks for atmospheric CO2: Insights from natural reedbeds and mine water treatment wetlands. Mine Water and the Environment, 34(1), 112-120. https://doi.org/10.1007/s10230-014-0293-5

Abandoned surface mine voids are often left to flood, forming pit lakes. Drawing simple but important lessons from experiences with compost-based passive remediation systems for acidic mine waters, an alternative end-use for open pit mine voids is pr... Read More about The potential use of exhausted open pit mine voids as sinks for atmospheric CO2: Insights from natural reedbeds and mine water treatment wetlands.

Red mud a byproduct of aluminum production contains soluble vanadium that causes genotoxic and cytotoxic effects in higher plants (2014)
Journal Article
Mišík, M., Burke, I. T., Reismüller, M., Pichler, C., Rainer, B., Mišíková, K., Mayes, W. M., & Knasmueller, S. (2014). Red mud a byproduct of aluminum production contains soluble vanadium that causes genotoxic and cytotoxic effects in higher plants. The Science of the total environment, 493, 883-890. https://doi.org/10.1016/j.scitotenv.2014.06.052

Red mud (RM) is a byproduct of aluminum production; worldwide between 70 and 120 million tons is produced annually. We analyzed RM which was released in the course of the Kolontar disaster in Hungary into the environment in acute and genotoxicity exp... Read More about Red mud a byproduct of aluminum production contains soluble vanadium that causes genotoxic and cytotoxic effects in higher plants.

Rapid recovery of benthic invertebrates downstream of hyperalkaline steel slag discharges (2014)
Journal Article
Hull, S. L., Oty, U. V., & Mayes, W. M. (2014). Rapid recovery of benthic invertebrates downstream of hyperalkaline steel slag discharges. Hydrobiologia, 736(1), 83-97. https://doi.org/10.1007/s10750-014-1894-5

This study assesses the physical and chemical characteristics of hyperalkaline steel slag leachate from a former steelworks on two streams in England and their impacts on benthic invertebrate communities. Using multivariate methods (CCA), we related... Read More about Rapid recovery of benthic invertebrates downstream of hyperalkaline steel slag discharges.

Gypsum addition to soils contaminated by red mud: implications for aluminium, arsenic, molybdenum and vanadium solubility (2013)
Journal Article
Lehoux, A. P., Lockwood, C. L., Mayes, W. M., Stewart, D. I., Mortimer, R. J. G., Gruiz, K., & Burke, I. T. (2013). Gypsum addition to soils contaminated by red mud: implications for aluminium, arsenic, molybdenum and vanadium solubility. Environmental Geochemistry and Health, 35(5), 643-656. https://doi.org/10.1007/s10653-013-9547-6

Red mud is highly alkaline (pH 13), saline and can contain elevated concentrations of several potentially toxic elements (e.g. Al, As, Mo and V). Release of up to 1 million m3 of bauxite residue (red mud) suspension from the Ajka repository, western... Read More about Gypsum addition to soils contaminated by red mud: implications for aluminium, arsenic, molybdenum and vanadium solubility.

Behavior of aluminum, arsenic, and vanadium during the neutralization of red mud leachate by HCl, gypsum, or seawater (2013)
Journal Article
Burke, I. T., Peacock, C. L., Lockwood, C. L., Stewart, D. I., Mortimer, R. J. G., Ward, M. B., Renforth, P., Gruiz, K., & Mayes, W. M. (2013). Behavior of aluminum, arsenic, and vanadium during the neutralization of red mud leachate by HCl, gypsum, or seawater. Environmental Science and Technology, 47(12), 6527-6535. https://doi.org/10.1021/es4010834

Red mud leachate (pH 13) collected from Ajka, Hungary is neutralized to < pH 10 by HCl, gypsum, or seawater addition. During acid neutralization >99% Al is removed from solution during the formation of an amorphous boehmite-like precipitate and dawso... Read More about Behavior of aluminum, arsenic, and vanadium during the neutralization of red mud leachate by HCl, gypsum, or seawater.

Mine water geochemistry and metal flux in a major historic Pb-Zn-F orefield, the Yorkshire Pennines, UK (2013)
Journal Article
Jones, A., Rogerson, M., Greenway, G., Potter, H. A., & Mayes, W. M. (2013). Mine water geochemistry and metal flux in a major historic Pb-Zn-F orefield, the Yorkshire Pennines, UK. Environmental science and pollution research, 20(11), 7570-7581. https://doi.org/10.1007/s11356-013-1513-4

Recent studies have shown up to 6 % of rivers in England and Wales to be impacted by discharges from abandoned metal mines. Despite the large extent of impacts, there are still many areas where mine water impact assessments are limited by data availa... Read More about Mine water geochemistry and metal flux in a major historic Pb-Zn-F orefield, the Yorkshire Pennines, UK.