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ENVIRONMENT AND RESOURCES DIVISION POST TITLE UNIT(S) Paleoclimatologist, specialist in climate and environmental change indicators in tropical zones CEREGE — UMR 161 (Marseille) LOCEAN — UMR 182 (Paris) ISE-M — UMR 226 (Montpellier) GET — UMR 234 (Toulouse) EXAMINATION BOARD(S) CSS1 AND CSS3 RESEARCH DISCIPLINE(S) 0ST VI – E ar th S c ien ces 11 – Natural environments : Earth, Ocean, Atmosphere (TOA) 11.3 - Geochemistry RECRUITMENT LEVEL CR 2 - CONCOURS N° 11 OBJECTIVES The consequences of climate change, such as changes in temperature and precipitation, are potentially catastrophic in tropical and sub-tropical regions. Recent decades have been relatively well-documented, however the period of observation is too short to calculate exactly how ecosystems have responded in the preceding millennia. In order to study climatic and environmental changes equivalent in amplitude and duration to the results from current models, it is necessary to study paleoclimatic archives, such as sedimentary or speleothemic records. Paleoclimatic study uses a panel of techniques such as the use of bio-indicators (including pollen, diatoms, vegetal macro-remains, shells) and isotopic dating. Such field and laboratory combined approaches, with the addition of modelling, enable the understanding of paleoclimatic changes in the tropical belt, and to place anticipated developments in a more precise context. The understanding of underlying mechanisms can lead to improved predictions. The aim is thus to link the detailed study of paleoclimatic archives and modelling that will enable a quantitative reconstruction of paleoclimates. In relation to the projects undertaken in the developing world, the emphasis will rest on the reconstruction of spatial and temporal variability of the monsoon in Africa, Asia and South America by evaluating the impact of fluctuations in precipitation on the hydrologic cycle and continental environments. These reconstructions can be then be compared to recent climatic records. Based on structural apparatus from the IRD and its partners, these projects will also enable 'Developing' partnerships between America/Africa/Asia, cemented by the IRD and partnership with the developed world. Extended-duration assignments and/or regular travel abroad from the principal location of this appointment should be expected, in order to pilot studies in the tropical zone where the unit is developing partnerships. SKILLS AND QUALIFICATIONS REQUIRED Doctorate and post-doctorate in environmental geosciences Skills in climatology/paleoclimatology and micropaleontologic analysis and/or isotopic geochemistry Skills in climate and environmental modelling Aptitude for pluri-disciplinary work, a real interest in research and cooperation with developing nations THEMES LINKED TO CONTRACT OBJECTIVES Research and training activity requiring placements abroad Climate change and variability Ecosystems and biodiversity