جست‌وجوی استاد و پژوهشگر

Diego Riveros-Ireguiمشاهده پروفایل

استاد

• Watershed Science
• Ecohydrology
• Critical Zone Science
• +۷ مورد دیگر

Diego Riveros-Iregui is a Professor of Geography at the University of North Carolina at Chapel Hill, holding the prestigious Bowman & Gordon Gray Distinguished Professorship. He leads the Carbonshed Lab, which focuses on watershed hydrology, ecohydrology, and critical zone science. His research spans from single plots to watershed and regional scales, examining interactions among the geosphere, hydrosphere, biosphere, and atmosphere. Education: B.S. in Geosciences, Universidad Nacional de Colombia (1999) M.S. in Geology, University of Minnesota (2004) Ph.D. in Ecology and Environmental Sciences, Montana State University (2008) Professor Riveros-Iregui's research centers on watershed science, forest and soil processes, ecosystem ecology, and human-water-environment interactions. His work particularly focuses on water and carbon cycles, as well as the fate and transport of nutrients and pollutants in watersheds. He investigates feedbacks among Earth's major spheres using field-based and modeling approaches, with special emphasis on how landscape morphology mediates physical and biological processes. His research often takes place in tropical environments, particularly the Andean Páramos of Ecuador, where carbon stocks are among the highest on the planet. His recent publications reveal a strong focus on greenhouse gas emissions from tropical freshwater systems, particularly in high-altitude peatland ecosystems. There's a clear trend toward examining the impacts of climate change on water-carbon interactions, with increasing incorporation of machine learning approaches for water resource analysis. His work spans hydrology, environmental engineering, biogeochemistry, and environmental justice, reflecting the interdisciplinary nature of modern environmental science. Scientific Awards: Presidential Early Career Award for Scientists and Engineers (PECASE) Bowman & Gordon Gray Distinguished Professor of Geography NSF CAREER Award Faculty Award for Global Excellence Fulbright U.S. Scholar Award to Ecuador J. Carlyle Sitterson Award for Teaching First-Year Students Professor Riveros-Iregui has successfully mentored numerous graduate and undergraduate students, many of whom have gone on to prestigious positions in academia, government, and industry. His lab has secured significant funding from the National Science Foundation, including Frontier Research in Earth Sciences (FRES) grants, Hydrologic Sciences grants, and CAREER awards. Current projects include studying glacierized volcanoes in Ecuador, urban beaver pond hydrology, and the role of wetland connectivity in carbon cycling. His research combines field observations with modeling approaches to address pressing environmental challenges, with particular attention to vulnerable populations and environmental justice issues. The Carbonshed Lab at UNC-Chapel Hill serves as a hub for interdisciplinary research on watershed processes. The lab maintains active collaborations with institutions across the United States and internationally, particularly in Ecuador. Current team members include multiple Ph.D. candidates, master's students, and undergraduates working on diverse projects related to hydrology, biogeochemistry, and environmental sustainability. The lab's research has been featured in numerous media outlets including UNC News, Endeavors Magazine, and The Well.

• Machine Learning
• Biogeochemistry
• Hydrology
• +۴ مورد دیگر

Reda El Ghawi is a Doctoral Researcher at the Max Planck Institute for Biogeochemistry in the Department Biogeochemical Integration (BGI) , specializing in hybrid modeling that combines physics-based approaches with machine learning. He contributes to the Model-Data Integration and Atmosphere-Biosphere Coupling, Climate and Causality research groups under the International Max Planck Research School for Global Biogeochemical Cycles (IMPRS-gBGC). Research Focus: El Ghawi’s work centers on integrating machine learning techniques with process-based land-surface models (e.g., JSBACH) to model biological processes like transpiration and photosynthesis. His studies span groundwater dynamics, stable isotope analysis, and climate modeling, emphasizing hybrid methodologies to reconcile physical laws with data-driven insights. Key Contributions: Recent publications highlight applications in semiarid Mediterranean hydrology, karst spring analysis, and Managed Aquifer Recharge. His technical expertise includes numerical modeling, data assimilation, and earth system simulations.

Karen Wawrousekمشاهده پروفایل

دانشیار

• Synthetic biology and metabolic engineering of non-model bacteria
• Biofuels and biochemicals production from waste feedstocks
• Microbial ecology of extreme environments
• +۳ مورد دیگر

Karen Wawrousek is an Associate Professor in the Department of Chemical and Biomedical Engineering at the University of Wyoming, where she also serves as the ABET Coordinator. She is affiliated with the university’s College of Engineering and Applied Science and the interdisciplinary Molecular and Cellular Life Science Program . Her work integrates chemical engineering, microbiology, and bio-analytical chemistry to tackle global challenges in sustainable energy and public health. Education & Professional Experience Ph.D., Biochemistry & Molecular Biophysics, California Institute of Technology (2001–2009) Postdoctoral Scientist (Photobiology), National Renewable Energy Laboratory (2010–2011) Lead Scientist (Waste & Environmental Management), Western Research Institute (2012–2014) Research Interests Wawrousek’s group engineers non-model bacteria to convert low-value waste streams into high-value fuels and chemicals. Using organisms such as Rhodococcus opacus and Rubrivivax gelatinosus , her team has advanced metabolic pathways for biodiesel precursors, hydrogen, and commodity chemicals. Parallel projects explore microbial life in the deep subsurface, elucidating how extreme pressure, salinity, and nutrient limitation shape community structure and function. More recently, her laboratory pivoted to biomedical diagnostics, developing ultrasensitive SERS-based assays that detect SARS-CoV-2 in saliva at femtogram levels—work that emerged from an earlier initiative on novel point-of-care diagnostics. Publication & Patent Highlights Across 2022–2025, Wawrousek’s publications reveal a clear trajectory from fundamental microbial physiology toward applied bio-products and rapid diagnostics. Key themes include valorization of agricultural by-products (e.g., sugar beet molasses), nanomaterial-enhanced remediation, and plasmonic biosensors for viral antigens. Her patent portfolio (five granted or pending since 2017) protects innovations in CO₂-to-fuel bioprocessing, rare-earth recovery, and COVID-19 detection platforms. Current Funding & Collaborative Teams National Science Foundation – metabolic engineering of non-model bacteria for fuels and chemicals U.S. Department of Energy – microbial ecology of extreme subsurface environments Interdisciplinary COVID-19 diagnostics consortium involving virologists, immunologists, and optical engineers Laboratory & Infrastructure Research is conducted in Engineering Hall 4029, equipped for anaerobic microbiology, metabolic flux analysis, optical biosensor prototyping, and high-throughput SERS screening. The lab hosts graduate students and postdoctoral researchers drawn from chemical engineering, molecular biology, and environmental science programs at Wyoming’s R1 university.

James Holdenمشاهده پروفایل

استاد

• Environmental Microbiology
• Microbial Biotechnology
• Subsurface Biosphere
• +۸ مورد دیگر

James Holden is a Professor and Graduate Program Director in the Department of Microbiology at the University of Massachusetts Amherst. He focuses on high-temperature anaerobic microorganisms from deep-sea hydrothermal vents and subsurface biospheres. Research Interests: Microbial life in extreme environments, microbe-mineral interactions, biomarkers, bioremediation, bioenergy, and numerical modeling of microbial metabolism. Techniques: Combines microbiology, genomics, proteomics, bioinformatics, and mathematical modeling to study thermophilic and hyperthermophilic organisms. Applications: Explores microbial contributions to ecosystem dynamics, bioremediation, and bioenergy production. Publications Trends: His recent work emphasizes isotopic signatures in methanogenesis, microbial competition dynamics, hydrogen production from waste streams, and enzymatic mechanisms in hyperthermophiles. Sub-fields include hydrothermal vent geochemistry, nanophase mineral detection, and astrobiological implications. Labs & Teams: His lab integrates experimental and computational approaches to study microbial adaptation in subsurface environments, collaborating on projects related to deep-sea exploration and biogeochemical processes.

• Biogeochemistry
• Microbial ecology
• Geomicrobiology
• +۲ مورد دیگر

Marshall Bowles serves as Associate Professor at the Louisiana Universities Marine Consortium (LUMCON), where he investigates biogeochemical processes in marine environments with emphasis on microbial communities in extreme habitats including cold seeps and the deep subsurface biosphere. Education: Ph.D. in Marine Science, University of Georgia, 2011 M.E.M. in Water and Air Resources, Duke University, 2005 B.S. in Integrated Science and Technology, James Madison University, 2003 Research Focus: Dr. Bowles examines microbial-geochemical interactions in marine systems, particularly methane cycling processes in cold seeps and continental margins. His work spans geomicrobiology , deep biosphere dynamics , and nutrient limitation effects on microbial communities, utilizing molecular techniques and biogeochemical modeling to understand ecosystem functions in extreme environments. Publication Analysis: His 2010-2016 publications reveal consistent high-impact contributions to subseafloor biogeochemistry , with recurring themes in methane dynamics, sulfate reduction, and microbial adaptation. Work appears in top journals including Science and Nature Geoscience , demonstrating methodological rigor in deep-sea sediment analysis and international collaborative approaches. Scientific Awards: No specific awards documented in available sources Research Support: Active projects indicate sustained funding for investigations into marine biomass quantification, methane hydrate modeling, and microbial metabolism in extreme environments. His collaborative network includes major research institutions across multiple continents, facilitating access to advanced oceanographic platforms and analytical facilities. Research Environment: Though no formal lab name is specified, Dr. Bowles conducts research through LUMCON's marine facilities, employing techniques for in situ pressure simulation and molecular microbial analysis. His projects involve multidisciplinary teams examining biogeochemical cycles from molecular to global scales.

• Extreme Microbiology
• High-Pressure Environments
• Microfluidics
• +۶ مورد دیگر

Anaïs Cario is a Research Fellow at the Centre National de la Recherche Scientifique (CNRS), currently employed at the Institute of Condensed Matter Chemistry of Bordeaux (UMR 5026) since 2021. She completed her doctoral thesis in Earth Sciences - Microbiology at the École Normale Supérieure de Lyon in 2013, focusing on adaptations to life under high hydrostatic pressure in piezophilic microorganisms, particularly Thermococcus barophilus. Her research interests span extreme microbiology, high-pressure environments, microfluidics applications, astrobiology, and deep-sea microbial ecosystems. Cario specializes in developing microfluidic tools to study extremophiles under conditions simulating deep-sea vents and subsurface environments. Her work bridges fundamental research on microbial adaptation with practical applications in CO2 geological storage, hydrogen metabolism, and prebiotic chemistry. Analysis of her recent publications (2024-2025) reveals a strong focus on microfluidic approaches for studying deep-sea environments, with particular emphasis on prebiotic chemistry simulations, hydrogen metabolism in subsurface environments, and nanomineral production by microorganisms. Her research increasingly connects fundamental microbiology with energy transition applications, especially regarding geological storage and hydrogen production. Anaïs Cario actively participates in thesis committees, having served on juries for doctoral students working on CO2 valorization through hydrogenotrophic methanogenesis, Thermococcales biomineralization, and hyperbaric techniques for deep-sea microorganism studies. Her collaborative network includes researchers from multiple French institutions, with Samuel Marre appearing as a frequent co-investigator on numerous projects. She is a key contributor to the HOTDOG project and collaborates extensively with teams studying deep-sea microbial ecosystems, employing advanced microfluidic tools to simulate extreme environmental conditions at laboratory scale. Her work with the TWINN2SET project focuses on deep subsurface microbial life in the context of energy transition.

Mohamed Y. El-Naggarمشاهده پروفایل

استاد

• Biological Electron Transfer
• Energy Conversion
• Bioelectronics
• +۵ مورد دیگر

Mohamed Y. El-Naggar serves as Dean’s Professor of Physics and Astronomy and Professor of Physics, Biological Sciences, and Chemistry at the University of Southern California. His research group operates at the Michelson Center for Convergent Bioscience, focusing on interdisciplinary investigations at the interface of biology, physics, and materials science. El-Naggar's research explores biological electron transfer and energy conversion mechanisms, with emphasis on biotic-abiotic interfaces. His work spans fundamental cell physiology, renewable energy systems, biofuels development, environmental remediation strategies, and next-generation bioelectronics that merge biochemical precision with nanotechnology. Current leadership includes directing a 5-year Department of Defense-funded multi-university initiative on Living Electronics. His scientific contributions have been recognized through prestigious awards including the Presidential Early Career Award for Scientists and Engineers (PECASE) from President Obama in 2014, Popular Science’s 'Brilliant 10' in 2012, and a Department of Defense Young Investigator Program Award in 2010. Research trends across his publications reveal consistent focus on microbial electrochemistry, electron transport mechanisms in bacterial systems, biohybrid materials, and environmental applications of bioelectronic principles. Presidential Early Career Award for Scientists and Engineers (PECASE), 2014 Popular Science’s 'Brilliant 10', 2012 Department of Defense Young Investigator Program Award, 2010 El-Naggar leads significant grant-funded research including the Department of Defense multi-university initiative on Living Electronics. His laboratory develops advanced techniques for measuring electron transport in microbial systems and engineering bioelectronic interfaces. The research group maintains strong collaborations across physics, biology, and engineering disciplines, with particular emphasis on translating fundamental discoveries into environmental and energy applications. The El-Naggar Laboratory operates within the Michelson Center for Convergent Bioscience at USC, maintaining specialized facilities for electrochemical measurements, microbial culturing, nanomaterial synthesis, and advanced microscopy. Research teams integrate approaches from biophysics, microbiology, electrochemistry, and materials science to investigate electron transfer phenomena across multiple scales.

Andrew Steenمشاهده پروفایل

دانشیار

• Geomicrobiology
• Biogeochemistry
• Microbial Ecology
• +۴ مورد دیگر

Andrew Steen serves as an Associate Professor of Biological Sciences and Earth Sciences, specializing in microbial survival mechanisms within Earth's most energy-limited environments including deep marine sediments and permafrost soils. His research portfolio encompasses: Geomicrobiology of ancient microbial communities Biogeochemical cycling in extreme environments Metabolic stasis in near-dormant microbes Computational approaches to unculturable organisms The Steen Lab pioneers integrative methodologies combining bioinformatics, kinetic rate measurements, organic carbon analysis, and machine learning to decode microbial lifestyles that defy laboratory cultivation. This research illuminates how millennia-old microbial communities interact with planetary geochemical processes, revealing fundamental principles about life's persistence at energy limits. His work bridges earth sciences and biological sciences through advanced computational frameworks, providing critical insights into subsurface biosphere dynamics with implications for astrobiology and climate science.

Mark Williamsمشاهده پروفایل

استاد

• Climate Change
• Stratigraphy
• Geology
• +۹ مورد دیگر

Mark Williams is a Professor in the Department of Geology at the University of Leicester. He is affiliated with Jan Zalasiewicz's Lab and has published 447 scientific papers that have received over 303,212 reads and 19,518 citations. His research spans multiple geological disciplines with a particular focus on the Anthropocene concept and its implications for Earth science. Dr. Williams holds a BSc and PhD, though specific details about his educational institutions are not provided in the available information. Williams' research interests are centered around climate change, stratigraphy, geology, sedimentology, sequence stratigraphy, isotope geochemistry, ecology, environmental science, sediments, and sedimentary basins. His work particularly focuses on the Anthropocene epoch, examining how human activities have transformed Earth's geological and ecological systems. He investigates the stratigraphic signatures of human impact, including changes to biodiversity, sedimentation patterns, and geochemical markers that define this proposed new geological epoch. His research also extends to paleontological studies of Cambrian and Ordovician periods, examining early animal evolution and fossil records. Analysis of Williams' recent publications reveals a strong emphasis on the Anthropocene concept, with numerous papers addressing its stratigraphic definition, geological signatures, and implications for Earth system science. His work frequently examines fossil records as markers of human impact, particularly focusing on changes in species distribution, extinction patterns, and the introduction of non-native species. He has also published extensively on Cambrian and Ordovician paleontology, studying early animal evolution and fossil assemblages from sites like the Chengjiang biota in China. Williams is a key contributor to the Anthropocene Working Group, which has been instrumental in proposing the formal recognition of the Anthropocene as a geological epoch. His collaborative work spans multiple international research teams and has significantly advanced the scientific understanding of human impacts on Earth's geological record.