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Environmental Sciences

D-Index
45
Citations
6323
World Ranking
6528
National Ranking
238

Overview

Scott G Johnston is a researcher affiliated with Southern Cross University in Australia, specializing primarily in Environmental Science. Their work encompasses a broad range of subfields including Environmental Chemistry, Artificial Intelligence, Global and Planetary Change, Geophysics, and Ecology.

The research topics covered by Johnston notably address arsenic contamination and mitigation, mine drainage and remediation techniques, geological and geochemical analysis, heavy metals in the environment, geochemistry and geologic mapping, coastal wetland ecosystem dynamics, and fire effects on ecosystems.

Johnston has published extensively, with key recent papers including:

  • Training a Helpful and Harmless Assistant with Reinforcement Learning from Human Feedback, 2022, arXiv (Cornell University)
  • Constitutional AI: Harmlessness from AI Feedback, 2022, arXiv (Cornell University)
  • Predictability and Surprise in Large Generative Models, 2022, 2022 ACM Conference on Fairness, Accountability, and Transparency
  • Language Models (Mostly) Know What They Know, 2022, arXiv (Cornell University)
  • Antimony and arsenic speciation, redox-cycling and contrasting mobility in a mining-impacted river system, 2020, The Science of The Total Environment

Frequent co-authors collaborating with Johnston include Edward D. Burton, Damien T. Maher, N. Karimian, Andrew Kylander-Clark, and Luke C. Jeffrey. These collaborators highlight a multi-disciplinary approach to research within the environmental sciences and related fields.

Johnston's publications have appeared most often in venues such as Abstracts with Programs - Geological Society of America, arXiv (Cornell University), Journal of Hazardous Materials, Environmental Science & Technology, and ACS Earth and Space Chemistry. This reflects an active engagement with both geological and environmental science communities, as well as interdisciplinary AI research.

Best Publications

  • Sorption of arsenic(V) and arsenic(III) to schwertmannite.

    Edward D Burton;Richard T Bush;Scott G Johnston;Kim M Watling

  • Arsenic mobility during flooding of contaminated soil: the effect of microbial sulfate reduction.

    Edward D Burton;Scott G Johnston;Benjamin D Kocar

  • Mobility of arsenic and selected metals during re-flooding of iron- and organic-rich acid-sulfate soil

    Edward Burton;Richard T Bush;Leigh Sullivan;Scott G Johnston

  • Iron and sulfur cycling in acid sulfate soil wetlands under dynamic redox conditions: A review

    Niloofar Karimian;Scott G Johnston;Edward D Burton

  • Sulfur biogeochemical cycling and novel Fe-S mineralization pathways in a tidally re-flooded wetland

    Edward D. Burton;Richard T. Bush;Scott G. Johnston;Leigh A. Sullivan

  • A simple and inexpensive chromium-reducible sulfur method for acid-sulfate soils

    Edward D. Burton;Leigh A. Sullivan;Richard T. Bush;Scott G. Johnston

  • Microbial sulfidogenesis in ferrihydrite-rich environments: Effects on iron mineralogy and arsenic mobility

    Edward D. Burton;Scott G. Johnston;Richard T. Bush

  • Coupling of arsenic mobility to sulfur transformations during microbial sulfate reduction in the presence and absence of humic acid

    Edward D. Burton;Scott G. Johnston;Britta Planer-Friedrich

  • Iron-monosulfide oxidation in natural sediments: resolving microbially mediated S transformations using XANES, electron microscopy, and selective extractions.

    Edward D Burton;Richard T Bush;Leigh A Sullivan;Rosalie Katherine Hocking

  • Antimony and arsenic behavior during FE(II)-induced transformation of jarosite

    Niloofar Karimian;Scott G. Johnston;Edward D. Burton

  • Antimony and arsenic speciation, redox-cycling and contrasting mobility in a mining-impacted river system

    Scott G. Johnston;William W. Bennett;Nicholas Doriean;Kerstin Hockmann

  • Diffusive Gradients in Thin Films Reveals Differences in Antimony and Arsenic Mobility in a Contaminated Wetland Sediment during an Oxic-Anoxic Transition.

    Maja Arsic;Peter R Teasdale;David Thomas Welsh;Scott G Johnston

  • Sulfur, iron and carbon cycling following hydrological restoration of acidic freshwater wetlands

    Scott G. Johnston;Edward D. Burton;Thor Aaso;Gerard Tuckerman

  • Arsenic effects and behavior in association with the Fe(II)-catalyzed transformation of schwertmannite.

    Edward D Burton;Scott G Johnston;Kym M Watling;Richard T Bush

  • Antimony mobility in reducing environments: the effect of microbial iron(III)-reduction and associated secondary mineralization

    Edward D. Burton;Kerstin Hockmann;Niloofar Karimian;Scott G. Johnston

  • Iron geochemical zonation in a tidally inundated acid sulfate soil wetland

    Scott G Johnston;Annabelle F Keene;Richard T Bush;Edward D Burton

  • Sulfate availability drives divergent evolution of arsenic speciation during microbially mediated reductive transformation of schwertmannite.

    Edward D Burton;Scott G Johnston;Peter Kraal;Richard T Bush

  • Bark-dwelling methanotrophic bacteria decrease methane emissions from trees.

    Luke C Jeffrey;Damien T Maher;Eleonora Chiri;Pok Man Leung

  • Are methane emissions from mangrove stems a cryptic carbon loss pathway? Insights from a catastrophic forest mortality

    Luke C. Jeffrey;Gloria Reithmaier;James Z. Sippo;Scott G. Johnston

  • Arsenic mobilization and iron transformations during sulfidization of As(V)-bearing jarosite

    Scott G. Johnston;Edward D. Burton;Annabelle F. Keene;Britta Planer-Friedrich

  • Arsenic mobilization in a seawater inundated acid sulfate soil

    Scott Gregory Johnston;Annabelle F Keene;Edward Daniel Burton;Richard Bush

Frequent Co-Authors

Edward D Burton
Edward D Burton Southern Cross University
Richard T Bush
Richard T Bush University of Newcastle Australia
Leigh A Sullivan
Leigh A Sullivan University of Canberra
Rosalie K. Hocking
Rosalie K. Hocking Swinburne University of Technology
Isaac R. Santos
Isaac R. Santos University of Gothenburg
Britta Planer-Friedrich
Britta Planer-Friedrich University of Bayreuth
Christian J. Sanders
Christian J. Sanders Southern Cross University
David T. Ho
David T. Ho University of Hawaii System
John Triantafilis
John Triantafilis University of New South Wales
David R. G. Mitchell
David R. G. Mitchell University of Wollongong

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