The Marine Biogeochemical Dynamics Laboratory

WORK EXPERIENCE

JUN 2021 – Present

Assistant Professor

Earth and Environmental Sciences Programme & School of Life Sciences, The Chinese University of Hong Kong


JUN 2015 - MAY 2021

Research Assistant Professor

Department of Earth Sciences, The University of Hong Kong


JUN 2013 – APR 2015

Researcher and Principal Investigator

Academy of Sciences, Humanities and Literature, Mainz, Germany c/o Helmholtz Centre for Ocean Research (GEOMAR), Kiel, Germany


DEC 2010 – APR 2013

Postdoctoral Fellow / Project Researcher

Atmosphere and Ocean Research Institute, The University of Tokyo, Japan


JAN 2010 – AUG 2010

Graduate Intern

Laboratoire d'Océanographie de Villefranche-sur-mer, France




EDUCATION

APR 2022

Certificate, Sustainable Business Strategy

Harvard Business School Online


SEP 2005 – MAR 2011

Ph.D Environmental Sciences

University of Quebec at Montreal, Canada (GEOTOP)

Thesis: Eutrophication and hypoxia in the St. Lawrence Estuary: Geochemical aspects


SEP 2003 – MAR 2006

M.Sc Earth and Atmospheric Sciences

University of Quebec at Montreal, Canada (GEOTOP)

Thesis: Recent eutrophication and consequent hypoxia in the bottom water of Lower St. Lawrence Estuary: micropaleontological and geochemical evidence


JAN 2000 – JUN 2003

B.Sc. Geology (spec. environment)

University of Quebec at Montreal, Canada






TEACHING


2024- Present      EESC/ESSC 3300 Oceanography, CUHK

2023- Present          ENSC/EESC 3330 Biogeochemistry, CUHK

2023- Present     ENSC 4907 Field Study in environmental Sciences, CUHK

2022- Present      ENSC 4250 Environmental Health, CUHK

2022- Present      MBTE 3550&3558 Biotechnology for Environment and Sustainability, CUHK

2022- Present      EESC 1001 Exploring Earth and Environmental Sciences, CUHK

2016 - 2021           ENVS 3042 Pollution, HKU

2019                Short Postgraduate Course in Stable Isotope Ecology, HKU

2008                SCT 4325 Oceanography, UQAM

2007                SCT 6310 Global Changes UQAM




PEER REVIEWED PUBLICATIONS

#Undergraduate student          *Graduate student  


Jöst*, A.B., Huang, H.H.M., Bauch, H.A., Thibodeau, B., Helmke, J.P., Cronin, T.M., Yasuhara, M. (2024). Testing the deep-sea glacial disturbance hypothesis as a cause of low, present-day Norwegian Sea diversity and resulting steep latitudinal diversity gradient, using fossil records. Global Ecology and Biogeography, https://doi.org/10.1111/geb.13844


Allais*, L., Thibodeau, B., Khan, N.S., Crowe, S.A., Cannicci, S., Not, C. Salinity, mineralogy, porosity, and hydrodynamics as drivers of carbon burial in urban mangroves from a megacity. (2024). Science of the Total Environment, https://doi.org/10.1016/j.scitotenv.2023.168955


Cybulski, J.D*., Duprey, N.N., Thibodeau, B., Yashuara, M., Geeraert, N., Leonard, N., Vonhof, H.B., Martinez-Garcia, A. & Baker., D.M. (2023). Coral carbonate-bound isotopes reveal monsoonal influence on nitrogen sources in Southeastern China's Greater Bay Area from the mid-Holocene until the Anthropocene. Marine Pollution Bulletin, 197, https://doi.org/10.1016/j.marpolbul.2023.115757


Thibodeau, B., Allais, L*., Agusto, L. E*., So, M. W. K*., & Cannicci, S. (2023). Isotopes of amino acids give novel insights on nitrogen sources partitioning and trophic position of invertebrates in a subtropical mangrove. Ecological Indicators, 150, 110261. https://doi.org/10.1016/j.ecolind.2023.110261


Yau, Y. Y*., Geeraert, N., Baker, D. M., & Thibodeau, B. (2022). Elucidating seasonal changes in the source of atmospheric nitrogen pollution in a heavily urbanised environment using multiple stable isotopes. Science of the total Environment, doi.org/10.1016/j.scitotenv.2022.154781


Agusto*, L. E., Qin, G., Thibodeau, B., Tang, J., Zhang, J., Zhou, J., Wu, J., Zhang, L., Thapa, P., Wang, F., & Cannicci, S. (2022). Fiddling with the blue carbon: Fiddler crab burrows enhance CO2 and CH4 efflux in saltmarsh. Ecological Indicators, 144, 109538.  https://doi.org/10.1016/j.ecolind.2022.109538


Yu*, Y., […] Thibodeau, B & J.H.L., Hui. (2022) Genome of elegance coral Catalaphyllia jardinei (Euphylliidae). Frontiers in Marine Sciences, https://doi.org/10.3389/fmars.2022.991391


Doherty, J.M.*, Ling, Y.F.#, Not, C., Erler, D., Bauch, H.A., Paytan, A., & Thibodeau, B. (2021). Freshening, stratification and deep-water formation in the Nordic Seas during marine isotope stage 11. Quaternary Science Reviews, https://doi.org/10.1016/j.quascirev.2021.107231


Doherty, J.M*., Williams, B., Kline, E., Adey, W., & Thibodeau, B. (2021). Climate-modulated nutrient conditions along the Labrador Shelf: Evidence from nitrogen isotopes in a six-hundred-year-old crustose coralline alga. Paleoceanography & Paleoclimatology, https://doi.org/10.1029/2020PA004149


Geeraert, N., Archana, A*., Xu, M. N., Kao, S. J., Baker, D. M & Thibodeau, B. (2021) Investigating the link between Pearl River-induced eutrophication and hypoxia in Hong Kong shallow coastal waters. Science of the Total Environment, https://doi.org/10.1016/j.scitotenv.2021.145007


Rodriguez, M*., Doherty, J.M*., Man, HLH*., Wang, R., Xiao, W., Zhou, B., Thibodeau, B., & Not, C. (2020). Spatial distribution of elements in Arctic marine ostracodes: Implications for Mg/Ca paleothermometry. Geochemistry, Geophysics, Geosystems, https://doi.org/10.1029/2020GC009379


Yau, Y. Y*., Baker, D. M., & Thibodeau, B. (2020). Quantifying the impact of anthropogenic atmospheric nitrogen deposition on the generation of hypoxia under future emission scenarios in Chinese coastal waters. Environmental Science & Technology, https://pubs.acs.org/doi/abs/10.1021/acs.est.0c00706


Thibodeau, B., Not, C., Zhu, J., Schmittner, A., Noone, D., Tabor, C., et al. (2018). Last Century Warming Over the Canadian Atlantic Shelves Linked to Weak Atlantic Meridional Overturning Circulation. Geophysical Research Letters, 45(22), 12,376-12,385. https://doi.org/10.1029/2018GL080083


Archana, A*., Thibodeau, B., Geeraert, N., Xu, M. N., Kao, S. J., & Baker, D. M. (2018). Nitrogen sources and cycling revealed by dual isotopes of nitrate in a complex urbanized environment. Water Research, 142, 459–470. https://doi.org/10.1016/j.watres.2018.06.004


Doherty, J. M*., & Thibodeau, B. (2018). Cold water in a warm world: Investigating the origin of the Nordic Seas' unique surface properties during MIS 11. Frontiers in Marine Science, 5(AUG), 251. https://doi.org/10.3389/fmars.2018.00251


Yau, Y. Y#., Thibodeau, B., & Not, C. (2018). Impact of cutting meat intake on hidden greenhouse gas emissions in an import-reliant city. Environmental Research Letters, 13(6). https://doi.org/10.1088/1748-9326/aabd45


Not, C., Thibodeau, B., & Yokoyama, Y. (2018). Incorporation of Mg, Sr, Ba, U, and B in High-Mg Calcite Benthic Foraminifers Cultured Under Controlled pCO2. Geochemistry, Geophysics, Geosystems, 19(1), 83–98. https://doi.org/10.1002/2017GC007225


Thibodeau, B., Bauch, H. A., & Knies, J. (2018). Impact of Arctic shelf summer stratification on Holocene climate variability. Quaternary Science Reviews, 191, 229–237. https://doi.org/10.1016/j.quascirev.2018.05.017


Not, C., Thibodeau, B., & Yokoyama, Y. (2018). Incorporation of Mg, Sr, Ba, U, and B in High-Mg Calcite Benthic Foraminifers Cultured Under Controlled pCO2. Geochemistry, Geophysics, Geosystems, 19(1), 83–98. https://doi.org/10.1002/2017GC007225


Thibodeau, B., Bauch, D., & Voss, M. (2017). Nitrogen dynamic in Eurasian coastal Arctic ecosystem: Insight from nitrogen isotope. Global Biogeochemical Cycles, 31(5), 836–849. https://doi.org/10.1002/2016GB005593


Thibodeau, B., Bauch, H. A., & Pedersen, T. F. (2017). Stratification-induced variations in nutrient utilization in the Polar North Atlantic during past interglacials. Earth and Planetary Science Letters, 457, 127–135. https://doi.org/10.1016/j.epsl.2016.09.060


Thibodeau, B., Migon, C., Dufour, A., Poirier, A., Mari, X., Ghaleb, B., & Legendre, L. (2017). Low sedimentary accumulation of lead caused by weak downward export of organic matter in Hudson Bay, northern Canada. Biogeochemistry, 136(3), 279–291. https://doi.org/10.1007/s10533-017-0395-9


Williams, B., Thibodeau, B., Chikaraishi, Y., Ohkouchi, N., Walnum, A., Grottoli, A. G., & Colin, P. L. (2017). Consistency in coral skeletal amino acid composition offshore of Palau in the western Pacific warm pool indicates no impact of decadal variability in nitricline depth on primary productivity. Limnology and Oceanography, 62(2), 399–407. https://doi.org/10.1002/lno.10364


Thibodeau, B., & Bauch, D. (2016). The impact of climatic and atmospheric teleconnections on the brine inventory over the Laptev Sea shelf between 2007 and 2011. Geochemistry, Geophysics, Geosystems, 17(1), 56–64. https://doi.org/10.1002/2015GC006063


Archana, A*., Li, L., Shuh-Ji, K., Thibodeau, B., & Baker, D. M. (2016). Variations in nitrate isotope composition of wastewater effluents by treatment type in Hong Kong. Marine Pollution Bulletin, 111(1–2), 143–152. https://doi.org/10.1016/j.marpolbul.2016.07.019


Riethdorf, J. R., Thibodeau, B., Ikehara, M., Nürnberg, D., Max, L., Tiedemann, R., & Yokoyama, Y. (2016). Surface nitrate utilization in the Bering sea since 180 kA BP: Insight from sedimentary nitrogen isotopes. Deep-Sea Research Part II: Topical Studies in Oceanography, 125–126, 163–176. https://doi.org/10.1016/j.dsr2.2015.03.007


Thibodeau, B., Bauch, D., Kassens, H., & Timokhov, L. A. (2014). Interannual variations in river water content and distribution over the Laptev Sea between 2007 and 2011: The Arctic Dipole connection. Geophysical Research Letters, 41(20), 7237–7244. https://doi.org/10.1002/2014GL061814


Heimbürger, L. E., Migon, C., Losno, R., Miquel, J. C., Thibodeau, B., Stabholz, M., et al. (2014). Vertical export flux of metals in the Mediterranean Sea. Deep-Sea Research Part I: Oceanographic Research Papers, 87, 14–23. https://doi.org/10.1016/j.dsr.2014.02.001


Thibodeau, B., de Vernal, A., & Limoges, A. (2013). Low oxygen events in the laurentian channel during the holocene. Marine Geology, 346, 183–191. https://doi.org/10.1016/j.margeo.2013.08.004


Thibodeau, B., Miyajima, T., Tayasu, I., Wyatt, A. S. J., Watanabe, A., Morimoto, N., et al. (2013). Heterogeneous dissolved organic nitrogen supply over a coral reef: First evidence from nitrogen stable isotope ratios. Coral Reefs, 32(4), 1103–1110. https://doi.org/10.1007/s00338-013-1070-9


Thibodeau, B., Hélie, J. F., & Lehmann, M. F. (2013). Variations of the nitrate isotopic composition in the St. Lawrence River caused by seasonal changes in atmospheric nitrogen inputs. Biogeochemistry, 115(1–3), 287–298. https://doi.org/10.1007/s10533-013-9834-4


Heimbürger, L. E., Cossa, D., Thibodeau, B., Khripounoff, A., Mas, V., Chiffoleau, J. F., et al. (2012). Natural and anthropogenic trace metals in sediments of the Ligurian Sea (Northwestern Mediterranean). Chemical Geology, 291, 141–151. https://doi.org/10.1016/j.chemgeo.2011.10.011


Genovesi, L., de Vernal, A., Thibodeau, B., Hillaire-Marcel, C., Mucci, A., & Gilbert, D. (2011). Recent changes in bottom water oxygenation and temperature in the gulf of st. Lawrence: Micropaleontological and geochemical evidence. Limnology and Oceanography, 56(4), 1319–1329. https://doi.org/10.4319/lo.2011.56.4.1319


Thibodeau, B., De Vernal, A., Hillaire-Marcel, C., & Mucci, A. (2010). Twentieth century warming in deep waters of the Gulf of St. Lawrence: A unique feature of the last millennium. Geophysical Research Letters, 37(17). https://doi.org/10.1029/2010GL044771


Thibodeau, B., Lehmann, M. F., Kowarzyk, J., Mucci, A., Gélinas, Y., Gilbert, D., et al. (2010). Benthic nutrient fluxes along the Laurentian Channel: Impacts on the N budget of the St. Lawrence marine system. Estuarine, Coastal and Shelf Science, 90(4), 195–205. https://doi.org/10.1016/j.ecss.2010.08.015


Lehmann, M. F., Barnett, B., Gelinas, Y., Gilbert, D., Maranger, R.J., Mucci, A., ... Thibodeau, B. (2009) Aerobic respiration and hypoxia in the lower St. Lawrence estuary: Stable isotope ratios of dissolved oxygen constrain oxygen sink partitioning. Limnology and Oceanography (Vol. 54). https://doi.org/10.4319/lo.2009.54.6.2157


Thibodeau, B., de Vernal, A., & Mucci, A. (2006). Recent eutrophication and consequent hypoxia in the bottom waters of the Lower St. Lawrence Estuary: Micropaleontological and geochemical evidence. Marine Geology, 231(1–4), 37–50. https://doi.org/10.1016/j.margeo.2006.05.010




RESEARCH FUNDING

*Principal investigator         ** Co-investigator


Aquatic Carbon Cycling and Greenhouse Gas Emissions from (Sub)tropical Headwater Streams | General Research Funds | Research Grant Council | Hong Kong, 838 660 HKD (110 000 USD) 2024-2027**


Study of the Regional Earth System for Sustainable Development under Climate Change in the Greater Bay Area | Areas of Excellence Scheme | Research Grant Council | Hong Kong, 87 147 000 HKD (11 150 000 USD) 2023-2028**


Nitrogen fixation in nitrogen rich waters of a coastal urban environment | Centre for Ocean Research HK-Macau | Research Grants Scheme | Hong Kong, 300 000 HKD (38 000 USD) 2023-2024*


Establishing ecological redundancy baseline for Hong Kong mangroves | Environment and Conservation Fund (ECF) | Environmental Research, Technology Demonstration and Conference (RTDC) Projects Funding Scheme 78/2021 | Hong Kong, 1 302 050 HKD (166 000 USD) 2022-2024*


Ecosystem-wide Impacts of North Atlantic Fisheries: A Paleoenvironmental Database Approach | Strategic Partnership Award for Research Collaboration (SPARC) | Chinese University of Hong Kong | Hong Kong, 150 000 HKD (19 000 USD) 2022-2023*


Seasonal biogeochemical dynamic of Tolo Harbour bottom water: Interactions between nitrogen and oxygen cycles | Direct grant | Chinese University of Hong Kong | Hong Kong, 150 000 HKD (19 000 USD) 2022-2023*


Monitoring ecological impacts of heavy metal pollution on vulnerable seagrasses in Lantau Island and western Hong Kong | Marine Ecology Enhancement Fund (MEEF) | Hong Kong, 706 298 HKD (91 000 USD) 2021-2022**


Safeguarding a future for seagrass meadows in Hong Kong by implementing tools for monitoring, conserving and restoring their natural populations, Marine Conservation Enhancement Fund (MCEF20001) | Castle Peak Power Company Limited, The Hongkong Electric Company Limited and Hong Kong LNG Terminal Limited | Hong Kong, 1 700 000 HKD (220 000 USD) 2021-2024**


Reconstruction of the western North Atlantic intermediate water temperature over the last 7,000 years, General Research Funds | Research Grant Council | Hong Kong, 666 512 HKD (87 000 USD) 2021-2024*


Resolving microbial carbon and plastic processing in mangroves to improve use of ecosystem services and conservation strategies, Seed Fund Strategic Interdisciplinary Research Scheme | University Research Committee | University of Hong Kong, 1 000 000 HKD (130 000 USD) 2020-2023**


Reconstructing the oxygen dynamic and primary productivity of the Eastern Tropical North Pacific over the last millennium, RAE Improvement funds | University Research Committee | University of Hong Kong, 246 368 HKD (31 600 USD) 2020-2022**


Developing a high-resolution record of nitrogen isotopes in the sub-polar and polar North Atlantic during two key interglacial periods, General Research Funds | Research Grant Council | Hong Kong, 505 298 HKD (65 000 USD) 2019-2022*


SIRMS 2.0: Establishing Asia's premier stable isotope ratio mass spectrometry laboratory in Hong Kong, Collaborative Research Fund | Research Grant Council | Hong Kong, 7 604 007 (3 804 007 + 3 800 000 matching) HKD (975 000 USD) 2019-2022**


A Framework for World-Class Isotope Geochemical Research at HKU, Budget and Resources Committee | University of Hong Kong, 10 000 000 HKD (1 280 000 USD) 2019-2021**


Unravelling the strength behind the ecosystem resilience of Tung Chung mangrove: A high-resolution mapping of its food web, Marine Ecology & Fisheries Enhancement Fund | Airport Authority | Hong Kong, 615 620 HKD (80 000 USD) 2018-2019*


Investigation of sediment provenance in Mai Po and Inner Deep Bay Area, Tender Awarded | Agriculture, Fisheries and Conservation Department | Hong Kong, 1 300 000 HKD (167 000 USD) 2018-2020**


Bridging theoretical Biology and field Geochemistry in the marine environment to tackle environmental issues: a collaborative research between Norway and Hong Kong, Strategic program for international research and education cooperation | University Bergen | Norway, 61 000 HKD (8 000 USD) 2018-2019**


Reconstructing nutrient utilization in the North Atlantic during abrupt climatic events of MIS 15, 2018-2020, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 64 000 HKD (8 100 USD) 2018-2020*


Health assessment of Hong Kong mangroves using nitrogen isotopic composition of amino acids: a new tool for biodiversity management, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 64 000 HKD (8 100 USD) 2018-2020**


SIRMS Expansion: A Gas-bench – IRMS system for gas phase measurements for global change and conservation science, Small Equipment Grant | University Research Committee | University of Hong Kong, 2 200 000 HKD (280 000 USD) 2017-2019**


Long-term impacts of sea-ice melt on primary productivity in the Subarctic North Atlantic, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 55 400 HKD (7 000 USD) 2017-2019*


Water column stratification in the western Arctic Ocean during the past climatic cycles, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 44 320HKD (6 000 USD) 2017-2019**


Compound-specific stable isotope analysis of amino acids: a new application in SIRMS, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 55 400 HKD (7 000 USD) 2017-2019**


Coral reefs nitrogen cycling traced by stable isotopes-labeled compounds, Seed Fund for Basic Research | University Research Committee | University of Hong Kong, 225 000 HKD (30 000 USD) 2015-2017*


A State-of-the-art Environmental Geochemistry Laboratory at HKU, Dr. Stephen S.F. Hui Trust Fund | University Research Committee | University of Hong Kong, 90 000 HKD (11 500 USD) 2016-2018*


Unravelling the importance of the Laptev Sea system in the Arctic biogeochemical cycling of nitrogen, Individual Research Grant | Deutsche Forschungsgemeinschaft | Germany, 45 600 € (420 000 HKD; 54 000 USD) 2014-2016*


Nitrogen cycling over Japanese coral reefs, Grants-in-Aid for Scientific Research | Japan Society for the Promotion of Science | Japan, ¥2 000 000 (150 000 HKD; 19 200 USD) 2010-2012*



Benoit Thibodeau C.V

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