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  1. Article

    Open Access

    A biochar selection method for remediating heavy metal contaminated mine tailings

    Approximately 390,000 abandoned mines across the US pose considerable, pervasive risks to human and environmental health; world-wide the problem is even greater. Lime, organic materials, and other amendments h...

    J. A. Ippolito, T. F. Ducey, K. A. Spokas… in International Journal of Environmental Sci… (2024)

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  2. No Access

    Article

    Soil Health, Crop Productivity, Microbial Transport, and Mine Spoil Response to Biochars

    Biochars vary widely in pH, surface area, nutrient concentration, porosity, and metal binding capacity due to the assortment of feedstock materials and thermal conversion conditions under which it is formed. T...

    J. M. Novak, J. A. Ippolito, R. D. Lentz, K. A. Spokas, C. H. Bolster… in BioEnergy Research (2016)

  3. No Access

    Article

    Plant Macro- and Micronutrient Dynamics in a Biochar-Amended Wetland Muck

    Biochar is an organic carbon (OC) and plant nutrient-rich substance that may be an ideal amendment for bolstering soil organic matter and nutrient contents. Two biochars were produced by pyrolysis at 350 °C fr...

    J. M. Novak, G. C. Sigua, K. A. Spokas, W. J. Busscher… in Water, Air, & Soil Pollution (2014)

  4. No Access

    Article

    Phenolic Acid Sorption to Biochars from Mixtures of Feedstock Materials

    In an effort to customize biochars for soil amendments, multiple feedstocks have been combined in various ratios prior to pyrolysis at 350 °C. The resulting variation in the chemistry and structure can affect ...

    K. E. Hall, M. J. Calderon, K. A. Spokas, L. Cox… in Water, Air, & Soil Pollution (2014)