Professor John Parnell is the Chair in Geology & Petroleum Geology at the University of Aberdeen , affiliated with the School of Geosciences and Department of Geology and Petroleum Geology . His research focuses on geochemistry, paleoenvironmental reconstruction, trace element cycling, and sedimentary systems , with significant contributions to studies of the Rhynie Chert, Bowland Shale, and Lewisian Complex. Research Interests Professor Parnell's work spans: Geochemical analysis of Paleoproterozoic and Neoproterozoic systems Trace metal mobility in sedimentary and metamorphic environments Organic carbon burial and its tectonic implications Planetary analog studies for Mars exploration Shale resource characterization and environmental impact assessment Recent Publications His recent articles highlight investigations into: Graphitization processes in Scottish Highlands marbles Sulphur isotope records in Precambrian successions Trace element dynamics in the Bowland Shale Biogeochemical cycling at the Precambrian-Cambrian boundary Labs & Collaborations He leads research in the Geofluids Group and collaborates with the Planetary Sciences Department on Mars analog studies.
Ferran Garcia-Pichel is a Regents Professor and Center Director at Arizona State University’s School of Life Sciences, affiliated with the Biodesign Center for Fundamental & Applied Microbiomics, Center for Biodiversity Outcomes, Water Institute, and Global Drylands Center. He holds a PhD in Microbiology from the University of Oregon (1999) and has been a faculty member at ASU since 1999. His research focuses on microbial adaptations in arid environments, including biogeochemical cycling, soil crust formation, and sustainable land restoration. Key interests include cyanobacterial sunscreen compounds (scytonemin), carbonate dissolution mechanisms, and hydrogen production. Teaching responsibilities include advanced microbiology, microbial ecology, and geomicrobiology courses such as MBB 495 Undergraduate Research and BIO 493 Honors Thesis. Awards span from the 2021 Regents Professor distinction to the 2023 Sperry Award for restoration science. His lab explores interdisciplinary approaches to study microbial communities in desert soils, marine intertidals, and atmospheric dust, with applications in climate resilience and biomedicine. Research highlights include biocrust restoration strategies, microbial nitrogen fixation networks, and the role of GABA/Glu signaling in spatial organization. Collaborations address global challenges like fugitive dust mitigation and carbon sequestration. The lab is based at the Biodesign Building B on ASU’s Tempe campus.
Curtis Suttle is a Professor in the Department of Botany at the University of British Columbia's Faculty of Science. He also holds affiliations with Earth and Ocean Sciences, Microbiology and Immunology, and the Institute for Oceans and Fisheries. His research focuses on marine virology and the ecological roles of viruses in aquatic ecosystems, particularly their impact on phytoplankton and microbial communities. Dr. Suttle received his B.Sc. and Ph.D. from UBC, was a Coastal Marine Scholar at SUNY StonyBrook (1987-88), and served as Assistant/Associate Professor at the University of Texas at Austin (1988-96) before returning to UBC. His research program investigates the biology and ecology of viruses that infect microalgae and cyanobacteria. Key areas include discerning viral effects on primary productivity, isolating novel marine viruses, developing molecular identification methods, and studying viral distribution patterns. His work has revealed that viruses can occur in seawater at concentrations exceeding 10 5 ml -1 , with cyanophage concentrations reaching 10 6 infectious units ml -1 in coastal waters. Dr. Suttle's team has developed PCR primers specific for viral DNA polymerase genes, showing these viruses belong to a single family related to herpes viruses. Recent publications show a strong focus on marine viral ecology, with particular attention to oyster microbiomes, viral taxonomy, and the role of viruses in marine ecosystems. His research spans from coastal environments to the deepest ocean trenches, examining viral diversity across environmental gradients and investigating viral impacts on carbon cycling and marine food webs. Dr. Suttle leads an active research group with several post-doctoral associates, research scientists, and graduate students. His team conducts field work at multiple locations including the Naica Mine in Mexico, Pavilion Lake in British Columbia, Saanich Inlet, and the Strait of Georgia. Current projects include collaborations with the Hakai Institute, Line P Research Cruise, and CASES (Canadian Arctic Shelf Exchange Study). His laboratory has made significant contributions to understanding viral roles in marine ecosystems, particularly through expeditions to extreme environments like the Naica crystal caves and deep ocean trenches. Ongoing research explores viral impacts on microbial community structure, carbon cycling, and ecosystem function across diverse marine habitats.
Nathan Yee is a Professor at Rutgers University, where he has held academic appointments since 2004. He earned his B.Sc. from McGill University (1997) and Ph.D. from the University of Notre Dame (2001), followed by postdoctoral research at the University of Leeds (2001-2003). His career progression includes positions as Assistant Professor (2004-2010), Associate Professor (2010-2016), and full Professor since 2016. Research Focus Yee's research integrates geochemistry and geomicrobiology to study: mineral transformation processes, interactions between metal ions and mineral surfaces, microbial influences on inorganic element cycling, and contaminant behavior in environmental systems. His work combines experimental approaches with modeling to investigate biogeochemical processes relevant to early Earth evolution, microbial metabolism, and environmental remediation. Key themes include biologically catalyzed redox reactions, metal isotope fractionation, and geomicrobial controls on contaminant transport. Publication Trends Yee's recent publications (2021-2025) demonstrate strong emphasis on microbial-metal interactions, isotope geochemistry, and planetary science. Dominant themes include: isotopic tracing of metal cycling (Ni, Cu, Hg), microbial redox transformations of contaminants (Se, Te, U), photochemical processes in early Earth systems, and astrobiological investigations of planetary bodies like Mars and Enceladus. Methodologies frequently combine laboratory experiments with geochemical modeling.
Jonathan B. Martin is a Professor at the University of Florida's College of Liberal Arts and Sciences. His research focuses on hydrogeochemical processes in diverse environments including carbonate karst aquifers, coastal systems affected by sea-level change, and deglaciated watersheds in Greenland. He leads the Research Coordination Network on Carbonate Critical Zones and holds an NSF grant for Greenland watershed studies. Education: BA in Environmental Science, Wesleyan University (1980) MS in Geology, Duke University (1987) PhD in Earth Sciences, University of California, San Diego (Scripps Institution of Oceanography) (1993) Research Interests: Martin's work examines geochemical fluxes driven by biogeochemical reactions coupled with hydrological flow. This includes: (1) Water-solute-isotope dynamics in carbonate karst aquifers like Florida's Floridan Aquifer and Bahamian/Yucatan systems; (2) Coastal aquifer-estuary exchanges impacting metal mobilization and greenhouse gas fluxes; and (3) Weathering processes in deglaciated landscapes affecting global carbon cycles. His lab develops field methods to quantify submarine groundwater discharge and contaminant transport. Publications: Recent articles demonstrate strong emphasis on climate-aquifer interactions, with recurring themes including Greenland glacial meltwater biogeochemistry, coastal karst aquifer responses to sea-level rise, and carbonate mineral reactions in global carbon cycling. Work frequently integrates field measurements with geochemical modeling. Laboratory: Directs the Hydrogeochemistry Laboratory with capabilities including ion chromatography, cavity ring-down spectroscopy, nutrient autoanalysis, and fluorescence spectrometry for studies of water-rock interactions.
John Stolz is Professor of Environmental Microbiology and Director of Environmental and Energy Engineering at Duquesne University's School of Science and Engineering. His NASA-trained research examines microbial metal reduction, modern stromatolite ecosystems, and shale gas extraction impacts. His lab investigates arsenic/selenium biotransformation pathways, microbial communities in Shark Bay stromatolites, and environmental impacts of unconventional energy development. Recognized with multiple excellence awards including the Nobel J. Dick Endowed Chair. Over 150 publications explore microbial respiration mechanisms, biogeochemical cycling, and environmental bioremediation. Current grants support water quality testing near shale gas operations.
Prof. Morten Hvitfeldt Iversen is a leading researcher in Polar Biological Oceanography at the Alfred Wegener Institute (AWI). He serves as Section Head of the Polar Biological Oceanography department and leads the bridging group 'SeaPump' collaborating with University of Bremen and MARUM. His work focuses on organic matter production, export, and transformation in oceans, linking small-scale microbial processes to large-scale biogeochemical cycles in high-latitude regions. Iversen pioneers optical techniques to study marine aggregates and their role in the biological carbon pump. Research interests include Arctic and Antarctic carbon dynamics, microbial ecology, and the impact of climate change on ocean systems. He leads projects like the 'SeaPump' initiative and contributes to the 6.3 sub-topic 'The future of the biological pump' under POF IV. His work integrates field observations, mooring data, and satellite measurements to understand carbon fluxes and their climate feedbacks. Recent articles highlight his focus on Arctic carbon sinks, microplastic impacts, and zooplankton roles in the biological pump. Iversen actively participates in expeditions aboard the Polarstern and uses advanced optical tools to study particle dynamics. His contributions bridge experimental and observational science to address global climate challenges.
Dr. Benjamin Pontiller is a researcher at GEOMAR Helmholtz Centre for Ocean Research Kiel, Germany, within the Marine Biogeochemistry Research Division and Biological Oceanography Research Unit . His work focuses on microbial carbon cycling in marine environments, particularly the role of bacterioplankton in transforming dissolved organic carbon (DOC). Current projects: INDICOM, ICEBERG, HOMER, BIOCAT Recent expeditions: RV SONNE (Indian Ocean 2024), RV POLARSTERN (Arctic 2024), RV METEOR (Atlantic 2022) His research integrates omics technologies with chemical and rate measurements to understand microbial functional potential in: Coastal upwelling systems Deep Arctic Ocean (HAUSGARTEN) Baltic Sea phage dynamics Trace metal impacts on microbial communities Education: PhD in Ecology (Marine Microbial Ecology) - Linnaeus University 2021 MSc in Ecology (Marine Biology) - University of Vienna 2015 BSc in Biology - University of Vienna 2013
Prof. Dr. Ralf Merz serves as Head of the Department of Catchment Hydrology at the Helmholtz Centre for Environmental Research (UFZ) and holds a Full Professorship in Catchment Hydrology at Martin-Luther University Halle-Wittenberg since 2011. His career bridges hydrological modeling, flood risk assessment, and water quality analysis across diverse climates from Central Asia to Europe. MSc in Civil Engineering (Technical University of Karlsruhe, 1997) PhD in Hydrology (Vienna University of Technology, 2002) Habilitation in Hydrology (Vienna University of Technology, 2009) Research Interests span comparative hydrology, flood generation mechanisms, climate change impacts on water resources, and nitrate dynamics in river systems. His work emphasizes process-based understanding of runoff events and regional flood modeling through innovative approaches like the PHEV distribution framework. Scientific Contributions include over 100 publications (2003-2025) on: Flood frequency analysis in changing climates Groundwater recharge in arid regions Hydrochemical response to droughts Remote sensing applications for groundwater studies Multi-response calibration of hydrological models Key projects involve MOSES observatory development, TRACER research school, and Pamir Mountains glaciological studies. Recognitions : APART research grant (Austrian Academy of Sciences, 2006) Leadership extends to directing the Catchment Hydrology department and participating in European hydrological networks like the Bode Hydrological Observatory and TERENO infrastructure. His methodological advancements include flood time-scale analysis and event runoff coefficient regionalization.
Dr. Li Hailong is a Chair Professor at the School of Environmental Science and Engineering, Southern University of Science and Technology (SUSTech), Shenzhen. He holds a PhD in Hydrogeology from the University of Hong Kong (2003), an MSc (1991) and BSc (1988) in Applied Mathematics from Fudan University. His academic journey includes professorships at China University of Geosciences-Beijing (2009-2020) and Anshan Normal University (1999-2009). Recipient of 2010 NSFC Outstanding Young Scientist Grant 2022 Dayu Water Conservancy Science and Technology Award 2008 Chutian Professorship (Hubei Province's highest academic honor) Dr. Li's research focuses on multi-component, multi-phase subsurface flows in coastal zones and their ecological/environmental effects. His work spans aquifer parameter estimation, ecohydrology, marine groundwater discharge, and computational fluid dynamics. Recent projects involve submarine groundwater discharge (SGD) quantification in Bohai Sea and Jiaozhou Bay using radium/radon isotopes. His publications in top journals like Nature Geoscience , Geochimica et Cosmochimica Acta , and Water Resources Research have been cited 7,072 times (H-index 49). He has led 19 research projects, including 6 NSFC grants and 973 Program subprojects. Dr. Li serves on editorial boards of Advances in Water Resources and Water Science and Engineering , and was Associate Editor for Hydrogeology Journal (2012-2015).
Professor Jaana Kaarina Bäck is affiliated with the University of Helsinki, serving in the Faculty of Agriculture and Forestry's Department of Forest Sciences. She leads the 'Ecosystem processes' research group and oversees ecosystem research at the SMEAR measurement network. Her work bridges forest ecology, atmospheric science, and climate change mitigation, focusing on forest-atmosphere interactions and biogenic volatile organic compounds (BVOCs). PhD in Physiological Plant Ecology (University of Oulu, 1994) Docentship in Forest-Atmosphere Interactions (University of Helsinki, 2010) Docentship in Plant Ecophysiology (University of Oulu, 1998) Bäck's research explores how boreal forests influence atmospheric composition, carbon cycling, and climate dynamics. She investigates BVOC emissions, ecosystem responses to climate change, and feedback mechanisms between vegetation and the atmosphere. Her recent publications (277 total) analyze carbon dynamics after forest thinning, aerosol production in boreal ecosystems, and harmonized environmental observations via eLTER. These works span soil functions, air quality, and climate risk research. Knight, First Class, Order of the White Rose of Finland (2021) Open Science Award (University of Helsinki, 2018) Pro Scientia Award (Finnish Academy of Sciences and Letters, 2017) Bäck supervises 3 postdoctoral researchers, 4 doctoral students as main supervisor, and 12 as co-supervisor. She has secured over 6 M€ in research funding, including EU Horizon grants and Academy of Finland projects.
Professor Chris Greening is a Research Professor in the Department of Microbiology at Monash University, leading the One Health Microbiology group at the Biomedicine Discovery Institute. He holds a first-class degree in Molecular and Cellular Biochemistry from the University of Oxford (2010) and a PhD from the University of Otago (2013). His career includes postdoctoral roles at Otago, CSIRO, and the Australian National University, followed by appointments as a group leader in Monash’s School of Biological Sciences (2016) and a medically-focused NHMRC EL2 Fellow in the Department of Microbiology (2020). Research Focus: Bacterial persistence mechanisms, microbial metabolism, antimicrobial resistance (AMR), and One Health approaches linking environmental, clinical, and public health challenges. Awards: Fenner Medal (2022) and Jim Pittard Award (2019). Key Projects: RISE, Global Research Alliance on Agricultural GHGs, SAEF, and the ARC Carbon Utilisation Hub. Leads Monash’s AMR R&D Facility. Research spans metabolic pathways enabling bacterial survival in extreme conditions (e.g., hydrogen oxidation, F420 cofactor roles), climate impacts (greenhouse gas regulation), and translational programs addressing diarrheal diseases and AMR. Grants: ARC DECRA Fellowship, NHMRC EL2 Fellowship. Cross-disciplinary collaborations with engineers, ecologists, social scientists, and industry. Lab facilities include advanced microbiology, structural biology, and systems biology tools. Contributions align with UN SDGs: climate action (SDG13), good health (SDG3), and sustainable cities (SDG11).
Pietro de Anna is an Associate Professor at the Institute of Earth Sciences (ISTE), University of Lausanne, since August 2021. He holds an Italian nationality and completed a Master's in Theoretical Physics (2009) at the University of Florence, followed by a PhD in Earth Sciences at the University of Rennes 1 (2012). His research focuses on reactive transport in porous media, filtration, and interactions between bacteriological activity and flow dynamics. He directs the Environmental Fluid Mechanics Laboratory since 2015, employing microfluidics, numerical simulations, and theoretical models to study coupled physical, biological, and chemical mechanisms in confined systems. He has published 21 peer-reviewed articles, teaches environmental science courses at the Bachelor's and Master's levels, and supervised two PhD theses and four postdoctoral researchers. His work includes investigations into microbial biomass accumulation in porous media, diffusion-limited mixing, and biocementation processes. Key research themes are spatial heterogeneity effects, chemotaxis, and quorum sensing in microbial systems. He has pioneered methods combining microfluidics with microscopy to analyze transport at pore scales.
John Drake is an Associate Professor in the Department of Sustainable Resources Management at the State University of New York College of Environmental Science and Forestry (SUNY-ESF). His research focuses on plant physiology and ecosystem ecology, particularly the physiological mechanisms underlying tree function and their scaling to ecosystem processes under climate change. He holds a Ph.D. from the University of Illinois (2010) in Ecology, Evolution, and Conservation Biology and a B.S. from Hope College (2005) in Biology. Prior roles include Research Fellow and Postdoc positions at institutions like the Hawkesbury Institute for the Environment and Boston University. His work emphasizes tree responses to temperature and water availability, including photosynthetic acclimation, carbon allocation, and stable isotope analysis. He leads the Drake Lab, which investigates tree ecophysiology and forest resilience. Current advisees include Sofia Arreaga (MS), Leslie Morrison (PhD), Jacob Olichney (PhD), and Taylor Wegner (MS). Notable grants include studies on New York forest responses to environmental change and climate resilience strategies for American chestnut restoration. Dr. Drake has received the University Distinguished Fellow award and contributed to over 40 peer-reviewed publications since 2007. His lab supports interdisciplinary research on forest carbon dynamics, soil-microbe interactions, and climate adaptation, with projects funded by agencies like the USDA and SUNY-ESF.
Athena Nghiem is an Assistant Professor at the University of Wisconsin-Madison, starting Fall 2024, specializing in biogeochemistry and hydrology. She currently holds an ETH Postdoctoral Fellowship at ETH Zürich, focusing on redox processes in groundwater systems. Education: PhD in Earth and Environmental Sciences from Columbia University, BA in Geophysics and Statistics from UC Berkeley Research interests: Environmental variability in hydrology, redox processes, groundwater contamination, data science in environmental research, and reactive transport modeling Her research combines traditional laboratory/field methods with data science to study trace element cycling, particularly arsenic release in aquifers. Recent work includes quantifying sulfate reduction's role in arsenic contamination and evaluating mitigation strategies. Notable awards: ETH Postdoctoral Fellowship (2022-2024), NSF Graduate Research Fellowship (2018-2021), and multiple academic honors during her UC Berkeley BA studies. Current advisees at UW-Madison: Juyong Bak, Savannah Finley, Logan Goulette. She actively encourages applications from diverse backgrounds for future lab positions.
