World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
59
Citations
12341
World Ranking
2037
National Ranking
92

Research.com Recognitions

  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America

Overview

Stephen E. Grasby is affiliated with the Geological Survey of Canada and has contributed extensively to the fields of Earth and Planetary Sciences as well as Environmental Science. Their research spans numerous studies and publications, focusing on paleontology, geochemistry, geophysics, and environmental impact assessments.

The main fields of study for Grasby are:

  • Earth and Planetary Sciences
  • Environmental Science

Key subfields of their research include:

  • Paleontology
  • Geochemistry and Petrology
  • Atmospheric Science
  • Geophysics
  • Health, Toxicology and Mutagenesis

Grasby's primary topics of work cover:

  • Paleontology and Stratigraphy of Fossils
  • Geochemistry and Elemental Analysis
  • Geology and Paleoclimatology Research
  • Geological and Geochemical Analysis
  • Mercury impact and mitigation studies
  • Hydrocarbon exploration and reservoir analysis
  • Geological Studies and Exploration

The scientist has collaborated frequently with several researchers, including:

  • Paul B. Wignall
  • David P.G. Bond
  • Zhong-Qiang Chen
  • Zhuoheng Chen
  • Keith Dewing

Grasby has published mainly in the following venues:

  • Geology
  • Abstracts with programs - Geological Society of America
  • Global and Planetary Change
  • Earth and Planetary Science Letters
  • Palaeogeography Palaeoclimatology Palaeoecology

Some recent papers by Stephen E. Grasby include:

  • Environmental crises at the Permian-Triassic mass extinction, 2022, Nature Reviews Earth & Environment
  • Large Igneous Province Record Through Time and Implications for Secular Environmental Changes and Geological Time-Scale Boundaries, 2021, Geophysical monograph
  • Late Ordovician mass extinction caused by volcanism, warming, and anoxia, not cooling and glaciation, 2020, Geology
  • Ecological disturbance in tropical peatlands prior to marine Permian-Triassic mass extinction, 2020, Geology
  • Toxic mercury pulses into late Permian terrestrial and marine environments, 2020, Geology

Stephen E. Grasby has been recognized as a Fellow of the Geological Society of America.

Best Publications

  • On the causes of mass extinctions

    David P.G. Bond;Stephen E. Grasby;Stephen E. Grasby

  • Mercury as a proxy for volcanic emissions in the geologic record

    Stephen E. Grasby;Theodore R. Them;Zhuoheng Chen;Runsheng Yin

  • Latest Permian mercury anomalies

    Hamed Sanei;Hamed Sanei;Stephen E. Grasby;Stephen E. Grasby;Benoit Beauchamp

  • Relation between climate variability and groundwater levels in the upper carbonate aquifer, southern Manitoba, Canada

    Zhuoheng Chen;Stephen E. Grasby;Kirk G. Osadetz

  • Isotopic signatures of mercury contamination in latest Permian oceans

    Stephen E. Grasby;Stephen E. Grasby;Wenjie Shen;Runsheng Yin;Runsheng Yin;James D. Gleason

  • Environmental crises at the Permian–Triassic mass extinction

    Unknown

  • Humboldt’s spa: microbial diversity is controlled by temperature in geothermal environments

    Christine E Sharp;Allyson L Brady;Glen H Sharp;Stephen E Grasby

  • Catastrophic dispersion of coal fly ash into oceans during the latest Permian extinction

    Stephen E. Grasby;Hamed Sanei;Benoit Beauchamp

  • Recurrent Early Triassic ocean anoxia

    S.E. Grasby;S.E. Grasby;B. Beauchamp;A. Embry;H. Sanei;H. Sanei

  • Mercury anomalies associated with three extinction events (Capitanian crisis, latest Permian extinction and the Smithian/Spathian extinction) in NW Pangea

    Stephen E. Grasby;Stephen E. Grasby;Benoit Beauchamp;David P.G. Bond;Paul B. Wignall

  • Subglacial recharge into the Western Canada Sedimentary Basin—Impact of Pleistocene glaciation on basin hydrodynamics

    Stephen E. Grasby;Zhouheng Chen

  • Terrestrial sources as the primary delivery mechanism of mercury to the oceans across the Toarcian Oceanic Anoxic Event (Early Jurassic)

    T.R. Them;C.H. Jagoe;A.H. Caruthers;B.C. Gill

  • Predicting average annual groundwater levels from climatic variables: an empirical model

    Zhuoheng Chen;Stephen E Grasby;Kirk G Osadetz

  • Mercury deposition through the Permo–Triassic Biotic Crisis

    Stephen E. Grasby;Stephen E. Grasby;Hamed Sanei;Hamed Sanei;Benoit Beauchamp;Zhuoheng Chen

  • Geothermal energy resource potential of Canada

    S E Grasby;D M Allen;S Bell;Z Chen

  • Distribution and diversity of Verrucomicrobia methanotrophs in geothermal and acidic environments

    Christine E. Sharp;Angela V. Smirnova;Jaime M. Graham;Matthew B. Stott

  • Global metagenomic survey reveals a new bacterial candidate phylum in geothermal springs

    Emiley A. Eloe-Fadrosh;David Paez-Espino;Jessica Jarett;Peter F. Dunfield

  • Mercury anomalies across the end Permian mass extinction in South China from shallow and deep water depositional environments

    Xiangdong Wang;Peter A. Cawood;He Zhao;Laishi Zhao

  • Climate warming, euxinia and carbon isotope perturbations during the Carnian (Triassic) Crisis in South China

    Yadong Sun;Yadong Sun;P. B. Wignall;Michael M. Joachimski;David P. G. Bond

  • Naturally precipitating vaterite (μ-CaCO3) spheres: unusual carbonates formed in an extreme environment

    Stephen E Grasby

  • Reversal of the regional-scale flow system of the Williston basin in response to Pleistocene glaciation

    Stephen Grasby;Kirk Osadetz;Robert Betcher;Frank Render

  • World Water Resources at the Beginning of the 21st Century

    Stephen Grasby

Frequent Co-Authors

Benoit Beauchamp
Benoit Beauchamp University of Calgary
David P.G. Bond
David P.G. Bond University of Hull
Paul B. Wignall
Paul B. Wignall University of Leeds
Zhuoheng Chen
Zhuoheng Chen Geological Survey of Canada
Hamed Sanei
Hamed Sanei Aarhus University
Yadong Sun
Yadong Sun University of Erlangen-Nuremberg
Runsheng Yin
Runsheng Yin Chinese Academy of Sciences
Alexis S. Templeton
Alexis S. Templeton University of Colorado Boulder
Peter F. Dunfield
Peter F. Dunfield University of Calgary
Jacek Majorowicz
Jacek Majorowicz University of Alberta

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