Jérémy Jacob

Research Themes:

•  Molecular and isotopic tools for environmental analyses
•  Evolution of socio-ecosystems during the Anthropocene
•  Human/society/climate interactions during the Holocene
•  Impacts of climatic crises of the Cenozoic on continental ecosystems

Professional Preparation:

• 2019 Habilitation to direct research, University of Orléans
• 2003 Doctorate in Sciences of the Universe, Honors, University of Orléans/Institute of Earth Sciences Orléans.
• 1998/1999 Master in Geology, Geophysics and Geochemistry of Sediments, University of Lille.
• 1996/1997 Master in Geology, University of Bourgogne.
• 1996/1997 Advanced Diploma, Oxford Brookes University, Royaume Uni (ERASMUS).
• 1995/1996 Licence in Earth Sciences, University of Bourgogne.
• 1992/1995 DEUG B, University of Picardie.

Professional Experience:

• 2019-present: Director of Research Level 2, Laboratory of Climate and Environmental Sciences (LSCE), Gif-sur-Yvette
• 2018-present: Research Scientist Normal Level, LSCE
• 2008-2018: Researcher, Level 1, French National Centre for Scientific Research (CNRS), Institute of Earth Sciences Orléans (ISTO)
• 2008: Contract Researcher, ISTO for the Research Project: Interactions Humans/Climate/Social Groups in the Alps during the Holocene as estimated by analysing molecular biomarkers and their isotopic composition. PI, F. Arnaud
• 2007: Postdoctoral Research, ISTO, Forpro project
• 2006/2007: Postdoctoral Research, ISTO, Mechanisms of carbonate precipitation in microbial mats of a hypersaline (Chiprana, Espagne). ANR Cyanocarbo. PI, P. Gautret.
• 2004/2006: Lecturer Université d'Orléans. Dir. J.R. Disnar. Climate-societies interactions, development of specific molecular biomarkers
• 2003/2004: Postdoctoral research, LSCE, Gif-sur-Yvette. Temperature variations in the Northern Atlantic Ocean of the last 2000 years from alkenones. European Union PACLIVA grant. PI, M.A. Sicre.
• 2003: Short term Postdoctoral research, Brown University, laboratory of Y. Huang. 20,000 years of palaeohydrological variations in Northern Brazil as analysed by molecular D/H analyses. EAOG Travel Scholarship.
• 2003: Short-term research, AR2T/Université d’Orléans. Diagenesis of pentacyclic triterpenes
• 2002: Auxiliary Researcher, CNRS, ISTO. Creation of a molecular biomarker database.

Selected Publications:

Jacob, J; Bossard, N; Bariac, T; Verges, Elisabeth; Terwilliger, V.; Biron, P; Richard, P; Le Milbeau, C; Verges, E.  2021.  Hydrogen isotopic fractionations during syntheses of lipid biomarkers in the seeds of broomcorn millet (Panicum miliaceum L.) under controlled environmental conditions. Organic Geochemistry. DOI: 10.1016/J.ORGGEOCHEM.2021.104221.

Jacob, J; Thibault, A; Simonneau, A; Sabatier, P; Le Milbeau, C; Gautret, P; Ardito, L; Morio, C; 2020. High-resolution sedimentary record of anthropogenic deposits accumulated in a sewer decantation tank. Anthropocene, 100238. DOI: 10.1016/j.ancene.2020.100238.

Jacob, J; Thibault, A; Simonneau, A; Sabatier, P;  Le Milbeau, C;  Gautret, P;  Ardito, L;  Morio, C. 2020. High-resolution sedimentary record of anthropogenic deposits accumulated in a sewer decantation tank. Anthropocene. DOI: 10.1016/J.ANCENE.2020.100238

Zocatelli, R; Lavrieux, M;  Guillemot, T;  Chassiot, L;  Le Milbeau, C;  Jacob, J. 2017.  Fecal biomarker imprints as indicators of past human land uses: Source distinction and preservation potential in archaeological and natural archives. Journal of Archaeological Science. DOI: 10.1016/J.JAS.2017.03.010.

Dubois, N; Jacob, J. 2016. Molecular Biomarkers of Anthropic Impacts in Natural Archives: A Review. Frontiers in Ecology and Evolution, 4, 16 p. DOI: 10.3389/fevo.2016.00092.

Motuzaite-Matuzeviciute, G; Jacob, J; Telizhenko, S; Jones, M K. Miliacin in palaeosols from an Early Iron Age in Ukraine reveal in situ cultivation of broomcorn millet. 2016 in Archaeological and Anthropological Sciences. DOI: 10.1007/S12520-013-0142-7.

Berdague, P;  Lesot, P;  Jacob, Jeremy;  Terwilliger, V J;  Le Milbeau, C. 2016. Contribution of NAD 2D-NMR in liquid crystals to the determination of hydrogen isotope profile. Geochimica et Cosmochimica Acta. DOI: 10.1016/J.GCA.2015.10.004.

Bossard, N; Jacob, J;  Le Milbeau, C;  Sauze, J;  Terwilliger, Vy;  Poissonnier, B;  Verges, E. 2013. Distribution of miliacin (olean-18-en-3 beta-ol methyl ether) and related compounds in broomcorn millet (Panicum miliaceum) and other reputed sources: Implications for the use of sedimentary miliacin as a tracer of millet. Organic Geochemistry. DOI: 10.1016/J.ORGGEOCHEM.2013.07.012.

Terwilliger, V J; Eshetu, Z;  Disnar, J-R;  Jacob, J;  Adderley, W Paul; Huang, Y;  Alexandre, M;  Fogel, M L. 2013. Environmental changes and the rise and fall of civilizations in the northern Horn of Africa: An approach combining delta D analyses of land-plant derived fatty acids with multiple proxies in soil. Geochimica et Cosmochimica Acta. DOI: 10.1016/J.GCA.2012.10.040.

Bossard, N;  Jacob, J;  Le Milbeau, C;  Lallier-Verges, E;  Terwilliger, V J;  Boscardin, R. 2011. Variation in delta D values of a single, species-specific molecular biomarker: a study of miliacin throughout a field of broomcorn millet (Panicum miliaceum L.) Rapid Communications in Mass Spectrometry. DOI: 10.1002/RCM.5092.

Jacob J; Disnar J R; Arnaud, F; Chapron, E; Debret, M; Lallier-Vergès, E; Desmet, M; Revel-Rolland, M. 2008. Millet cultivation history in the French Alps as evidenced by a sedimentary molecule. Journal of Archaeological Science. DOI: 10.1016/J.JAS.2007.06.006.

Jacob, J;  Huang, Y;  Disnar, J-R;  Sifeddine, A;  Boussafir, M;  Spadano-Albuquerque, A L; Turcq, B. 2007.  Paleohydrological changes during the last deglaciation in Northern Brazil. Quaternary Science Reviews. DOI: 10.1016/J.QUASCIREV.2006.12.004.