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    These are scheduled events to help delegates test out the tools and platform we will be using for the Q&A and other events at the conference.

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    Our workshop program provides training and teaching in topics across geochemistry and related fields. We are currently liaising with the workshop organisers to ascertain if any workshops can become virtual. Any updates will be added to this page.

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Details for: Alexander van Geen


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(2019) Extensive Cryptic Sulfur Cycling Affecting Arsenic Levels in Van Phuc, Vietnam
Bostick B, Nghiem A, Stahl M, Harvey C & van Geen L
(2019) Groundwater and Aquifer Sand Concentrations of Arsenic along the Ravi River in Punjab, Pakistan
Mushtaq N, Farooqi A, Khattak J, Hussain I, Mailloux B, Ellis T & van Geen A
(2019) A City Built on a Mine: The Extent and Impacts of Residual Lead Contamination on Environmental Health in Kabwe, Zambia
Filippelli G, Wood L, Levy J, Hay MC, Mutiti S, Ericson B, van Geen A & Landes F
(2018) Fluoride Distribution in Aquifers of the Indus Basin, Punjab, Pakistan
Ali Khattak J, Farooqi A, Hussain I, Mailloux B, Ellis T & van Geen A
(2018) Drivers of Iron and Phosphorus Partitioning in Eutrophic Waters and their Sediments: Insight from Monitoring and Experimental Redox Front Manipulation
Schroth A, Druschel G, Leduc M, Wilkes A, Bostick B, Shukle J & Kurek M
(2017) A Comparison of Arsenic Retardation in Reduced Holocene Sediment and Oxidized Pleistocene Sediment
Mozumder MRH, Bostick BC, Islam MA, Choudhury I, Ahmed KM, Ellis T, Mailloux B & Van Geen A
(2017) Developing and Deploying a Field kit for Lead in Soils in NYC and Peru
Landes F, Ponce-Canchihuamán JC, Inauen J, Markowski K, Ellis T & van Geen A
(2017) Identifying and Quantifying the Intermediate Processes during Nitrate Dependent Fe(II) Oxidation
Jamieson J, Yusov A, Sun J, Prommer H & Bostick B
(2016) Remediating Acidic Metal(loid) Contaminated Groundwater Using in situ Biogenic Magnetite
Jamieson J, Sun J, Prommer H & Bostick B
(2016) Blanket Testing of Wells for Arsenic and Fluoride and a Response Survey Conducted SW of Lahore, Pakistan
Farooqi A, Mushtaq N, Hussain I, Ali khattak J & van Geen A
(2016) Enhanced ENSO Variability during the Little Ice Age Based on Mg/Ca in Individual Planktonic Foraminifera
Marchitto T, Fehrenbacher J, Spero H & van Geen L
(2016) Biogeochemical Arsenic Cycling Linked to Iron and Sulfur Redox Cycles in Paleoarchean Marine Sediments
Myers K, Tice M & Bostick B
(2016) Sewage Waste Implicated as a Predominant Microbial Carbon Source Mediating Arsenic Release in Bangladesh Aquifers Through PLFA Δ14C, Sterol Fecal Biomarkers and Cl/Br Ratios
Whaley-Martin K, Mailloux B, van Geen A, Bostick B, Ahmed KM, Choudhury I & Slater G
(2015) Young High-Arsenic Groundwater Confirmed to 250 M Depth Across the India-Bangladesh Border
van Geen A, Khan MR, Nath B, Huhmann B, Choudhury I, Chakraborty M, Harvey C, Michael H, Bostick B, Mailloux B, Schlosser P, Mukherjee A & Ahmed KM
(2015) Surface Control of Inorganic Particulate Iron Solubility by the Pennate Diatom Phaeodactylum Tricornutum
Shoenfelt E & Bostick B
(2014) Examination of Carbon Sources Stimulating Microbially Mediated Arsenic Release in Bangladesh Aquifers
Whaley-Martin K, Mailloux B, Silvern R, Kim C, Bostick B, van Geen A, Ahmed K, Choudhury M & Slater G
(2014) A Weathering Index to Delineate the Boundary between Low and High Arsenic Aquifer Sediments
Mozumder R, Bostick B, Mihajlov I, Choudhury I, Ahmed K, Mailloux B & van Geen A
(2014) Seasonal and Interannual Ocean Temperature Reconstruction Using Mg/Ca Measurements on Individual Planktic Foraminifera
Marchitto T, Grist H & van Geen A
(2014) Geomorphic Controls on Groundwater Arsenic Concentrations in Aquifers Perturbed by Large Scale Pumping
Stahl M, Harvey C, van Geen A & Bostick B
(2013) Polyoxometalates and their Effect on Tungsten Speciation and Transport
Bostick B & Sun J
(2013) Formation of Magnetite within Aquifer Sediments and Its Effects on Arsenic Mobility
Sun J, Chillrud S, Mailloux B & Bostick B
(2013) Kinetics of Arsenic Sorption on Aquifer Sediment from Bangladesh Imaged by XRF Microprobe in Flowing Columns
Mihajlov I, Bostick BC, Stute M, Choudhury I, Ahmed KM & van Geen A
(2013) Mapping Lead Contamination of Soil Due to Mining in Peru
Kragie SX & van Geen A
(2012) Distribution of Ferrihydrite in Sediments and its Role in Regulating Groundwater Arsenic Exposure Potential
Bostick B, Sun J, Mihajlov I, Chillrud S & Mailloux B
(2012) The Role of Changing Abstraction Patterns in the Contamination of a Low-Arsenic Aquifer in Bangladesh
Mihajlov I, Stute M, Bostick BC, Choudhury I, Ahmed KM & van Geen A
(2012) Residence Times of the Upper Low-Arsenic Aquifers in Bangladesh at the Onset of Increased Abstraction
Stute M, Mihajlov I, Schlosser P, Ahmed KM & van Geen A
(2012) Radiocarbon Analysis of Microbial DNA and PLFA from Arsenic Impacted Aquifers in Bangladesh
Mailloux B, Trembath-Reichert E, Cheung J, Watson M, Dochenetz A, Stute M, Freyer G, Ferguson A, Ahmed KM, Alam M,J, Buchholz B, Slater G, Ziolowski L, Thomas J, Layton A, Zheng Y & van Geen A
(2011) Low Latitude Surface Ocean Contribution to the Deglacial Atmospheric Radiocarbon Decline
Marchitto T, Lehman S, Lindsay C, Bryan S, Ortiz J & van Geen A
(2010) Linking Periodic Mineralogical Transformations to Changes in Aqueous Lead and Arsenic Concentrations: Implications for Long-Term Stabilization
Delemos J, Vidumsky J, Sun J, Bostick B, Brady W, Cadwalader G & DeFlaun M
(2010) Evaluating Arsenic Adsorption in a Low Arsenic Aquifer in Bangladesh Using in situ and Laboratory Methods
Radloff K, Zheng Y, Michael H, Stute M, Mihajlov I, Ahmed KM & van Geen A
(2010) Column Experiments with Orange Bangladesh Sediments to Quantify Retardation in Low As Aquifers
Mihajlov I, Zheng Y, Stute M, Radloff KA, Ahmed KM & van Geen A
(2010) Sedimentary Phosphorus Cycling along an Oxygen Gradient in the Arabian Sea: Insights from Sequential Extractions and X-Ray Spectroscopy
Kraal P, Slomp CP, Reichart G-J & Bostick BC
(2009) Expansion of the Northeast Pacific Oxygen-Minimum Zone Since 1995? Sediment N-Isotope Evidence from Soledad Basin, Baja California
van Geen A, Thunell R, Carriquiry J, Mey J, Crusius J, Zhao M, Baumgartner T, Fereira V & Gaxiola G
(2009) How As Mitigation in Bangladesh can be Hampered by Other Factors, Some Geogenic (Mn, P), Others not
van Geen A & Ahmed KM
(2009) Effect of Groundwater Flow on Dissolved As in a Bangladesh Aquifer
Radloff K, Zheng Y, Stute M, Ahmed KM, Schlosser P & van Geen A
(2009) XAS-Based Characterization of Thioarsenates and their Transformation to Thioarsenites in Acidic Synthetic Solutions
Suess E, Scheinost AC, Merkel BJ, Bostick BC, Wallschlaeger D & Planer-Friedrich B
(2008) Effects of Concurrent Bacterial Iron and Sulfur Reduction on Arsenic Mobility
Saalfield SL, Bostick BC & Scott JH
(2008) Effect of Organic Matter Quality on Iron and Sulfate Reduction and the Expression of Groundwater Arsenic
Bostick B & Quicksall A
(2008) Iron Speciation and High Solubility in Alaskan Glacial Dust
Schroth A, Crusius J, Sholkovitz E & Bostick B
(2006) The ocean's great deglacial CO2 release: Evidence from deep sea CaCO3 preservation and intermediate water 14C activity
Marchitto T, Lehman S, Ortiz J & Van Geen A
(2005) Seasonal Mineralogical Transformations Influence Heavy Metal Release from Mine-Impacted Coeur d‚Alene River (ID) Wetlands
Bostick B, Landis J & Gehrke G
(2005) Coupling Sulfide Production and Arsenic Release in Dynamic Systems
Quicksall A, Saalfield S, Renshaw C & Bostick B
(2005) Lead Transport and Speciation in Organic Horizons of Forest Soils
Kaste J, Friedland A, Bostick B & Schroth A
(2005) Reductive Mechanisms of Arsenic Mobilization from Contaminated Sediments
Saalfield S, Quicksall A, Renshaw CE & Bostick BC
(2005) Influence of Overstory Vegetation on Long-Term Chemical Weathering Rates
Schroth A, Friedland A & Bostick B
(2005) Arsenic Mobilization in Mine-Impacted Sediments
Toevs G, Polizzotto M, Morra M, Strawn D, Fendorf S & Bostick B
(2002) Role of Arsenic in Pyrite Oxidation
Bostick B, Doyle C, Fendorf S, Kendelewicz T, Bargar J & Brown GE
(2002) Biogenic Evolution of Microscale Heterogeneity: Impact on Contaminant Dynamics
Fendorf S, Hansel C, Benner S, Nico P, Reville K & Bostick B
(2001) Arsenic Adsorption on Soils within a Sulfidic Estuary
Bostick BC & Fendorf SE
(2001) Reductive Dissolution and Biomineralization of Iron Oxides Under Dynamic Flow Conditions
Benner SG, Hansel CM, Wielinga BW, Bostick BC, Barber T & Fendorf SE
(2000) Hydrogeochemical Study of Arsenic Contamination in Bangladesh Groundwater – The Role of Redox Condition
Gavrieli I, Zheng Y, Van Geen A, Stute M, Dhar R, Ahmed KM, Simpson J & Goldstein SL
(2000) Molybdenum Adsorption Mechanisms on Pyrite
Bostick B, Fendorf S & Helz G

Theme chair

Goldschmidt2020 - Theme 13: Geochemistry of environmental and human health

Session convener

Goldschmidt2013 - Session 18f: Impacts of Soil, Air, and Water Geochemistry on Human Health

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