Mathieu Casado

Alfred Wegener Institute


Principal Investigator CLIMAIC project, University of Heidelberg, Germany

Scientific Editor, Journal of Glaciology

Ice Core Young Scientists (ICYS) Steering Committee

Association of Polar Early Career Scientists (APECS) Vice President


Constraining the Climatic Signal Archived in Water Isotopes in Antarctic Ice Cores (CLIMAIC)

Research Associate (Post-doc), Jan 2021 – Present

University of Heidelberg, AWI, Germany – DFG

Demodulation of the East Antarctic Plateau Isotopic Composition Evolution (DEAPICE)

Research Associate (Post-doc), Jan 2018 – Dec 2020

AWI, Germany – Humboldt Research Fellowship

Characterisation of the climatic signal imprinted in snow isotopic composition in Polar Regions

Research Associate (Post-doc), Oct 2016 – Dec 2017

Laboratoire des Sciences du Climat et de l’Environnement (LSCE), France

Water stable isotopic composition on the East Antarctic Plateau: measurements at low temperatures, use as an atmospheric tracer and implications for paleoclimate studies

Ph. D student, Oct 2013 – Sept 2016

LSCE and Laboratoire Interdisciplinaire de Physique (LIPHY), Grenoble, France

North Atlantic Oscillation variability, impact of precipitation intermittency on past reconstructions

Research Assistant, Sept 2011 – Aug 2012

LSCE and Institute of Geography, Russian Academy of Sciences (IGRAS), Moscow, Russia

Deep convection diagnostic leading to the formation of extra-tropical cyclones

Research Assistant, Apr 2011 – Aug 2011

Imperial College, London, United-Kingdom

Monsoon system response to orbital parameters during glacial and interglacial conditions in GCM

Research Assistant, Apr 2010 – Jun 2010

LSCE, France

Analysing output of coupled model LMDZ during the Holocene, the Last Glacial Maximum (LGM) and the Eemian to estimate the monsoon response to precession

PUBLICATIONS (Number of citations excluding self-citations)

Peer reviewed articles

M. Casado, A. Landais, G. Picard, L. Arnaud, G. Dreossi, B. Stenni, and F. Prié, The triple water isotopes signature of snow surface metamorphism, Geophysical Review Letter, Under Review

N. Jobert, M. Casado, S. Kassi, Optomechanical analysis of an optical contacted V-Shaped cavity, Applied Physics B, Under Review

M. Casado, T. Soltmann, A. Landais, N. Jobert, M. Daeron, F. Prie, S. Kassi, Hz-level stability in infrared spectroscopy : adapting clock techniques to optical feedback, Applied Physics B, Under Review

C. Leroy-Dos Santos, M. Casado, F. Prié, O. Jossoud, E. Kerstel, S. Kassi, E.Fourré, A. Landais, A dedicated robust instrument for water vapor generation at low humidity for use with a laser water isotope analyzer in cold and dry polar regions, Atmospheric Measurement Techniques, 2021 — (read)

C. Leroy-Dos Santos, V. Masson-Delmotte, M. Casado, E. Fourré, H. C. Steen-Larsen, A. Orsi, O. Cattani, B. Minster, J. Gherardi, A. Landais, A 4.5 year-long record of Svalbard water vapor isotopic composition documents winter moisture origin, Journal of Geophysical Research: Atmosphere, 2020 — (read)

M. Casado, T. Münch, T. Laepple, Archived information in ice cores: impact of intermittency and diffusion on the recorded isotopic signal in Antarctica, Climate of the Past, 2020 — (read)

M. Casado, G. Gremion, P. Rosenbaum, J. A. Caccavo, K. Aho, N. Champollion, S. Connors, A. Dahood, A. Fernandez, M. Lizotte, K. Mintenbeck, E. Poloczanska, G. Fugmann, The benefits to climate science of including Early Career Scientists as reviewers, Geoscience Communication, 2020 — (read)

P. Bohleber, M. Casado, K. Ashworth, C. A. Baker, A. Belcher, J. A. Caccavo, H. Jenkins, E. Satterthwaite, A. Spolaor, and V. H. L. Winton, Successful Practice in Early Career Networks: Insights from the Polar Sciences, Advances in Geosciences, 2020 — (read)

C. Bréant, C. Leroy Dos Santos, M. Casado, S. Goursaud, V. Masson-Delmotte, O. Cattani, F. Prié, E. Fourré, B. Golly, A. Orsi, P. Martinerie, A. Landais, Coastal water vapor isotopic composition driven by katabatic wind variability in summer at Dumont d’Urville, coastal East Antarctica, Earth and Planetary Sciences Letter, 2019 — (read)

Z. Wei, F. Aemisegger, M. Benetti, M. Berkelhammer, M. Casado, K. Caylor, et al., A global database of water vapor isotopes measured with high temporal resolution infrared laser spectroscopy, Scientific Data, 2019 — (read)

M. Casado, A. Landais, G Picard, T. Munch, T. Laepple, B. Stenni, G. Dreossi, A. Ekaykin, L. Arnaud, C. Genthon, A. Touzeau, V. Masson-Delmotte, J Jouzel, Archival processes of the water stable isotope signal in East Antarctic ice cores, The Cryosphere, 2018 (1 citation) — (read)

S. Kassi, T. Stoltmann, M. Casado, M. Daeron, A. Campargue, Lamb dip CRDS of highly saturated transitions of water near 1.4µm, Journal of Chemical Physics, 2018 (2 citations) — (read)

T. Laepple, T. Munch, M. Casado, M. Hoerhold, A. Landais, S. Kipfstuhl, On the similarity and apparent cycles of isotopic variations in East Antarctic snow-pits, The Cryosphere, 2018 (4 citations) — (read)

T. Stoltmann, M. Casado, M. Daeron, A. Landais, S. Kassi, Precise measurements of 17O anomalies in CO2 using molecular absorption spectroscopy, Analytical Chemistry, 2017 (2 citations) — (read)

L. Sheldon, A. Czaja, B. Vannière, C. Morcrette, M. Casado and D. Smith, A "warm path" to Gulf Stream-Troposphere interactions, Tellus A, 2017 (4 citations) — (read)

C. Genthon, L. Piard, E. Vignon, J.B. Madeleine, M. Casado, H. Gallée, Atmospheric moisture supersaturation in the near-surface atmosphere at Dome C, antarctic plateau, Atmos. Chem. Phys., 2017 (6 citations — (read)

M. Casado, A. Landais, V. Masson-Delmotte, C. Genthon, E. Kerstel, S.Kassi, L. Arnaud, G. Picard, F. Prie, O. Cattani, H. C. Steen-Larsen, E. Vignon, P. Cermak, Continuous measurements of isotopic composition of water vapour on the East Antarctic Plateau, Atmos. Chem. Phys., 2016 (16 citations) — (read)

A. Touzeau, A. Landais, B. Stenni, R. Uemura, K. Fukui, S. Fujita, S. Guilbaud, A. Ekaykin, M. Casado, E. Barkan, B. Luz, O. Magand, G. Teste, E. Le Meur, M. Baroni, J. Savarino, I. Bourgeois, and C. Risi, Acquisition of isotopic composition for surface snow in East Antarctica and the links to climatic parameters, The Cryosphere, 2016 (16 citation) — (read)

M. Casado, A. Cauquoin, A. Landais, D. Israel, A. Orsi, E. Pangui, J. Landsberg, E.Kerstel, F. Prie, J.F. Doussin, Experimental determination and theoretical framework of kinetic fractionation at the water vapour - ice interface at low temperature, Geochemica and Cosmochemica Acta, 2016 (8 citations) — (read)

P. Ortega, F. Lehner, D. Swingedouw, V. Masson-Delmotte, C. C. Raible, M. Casado, P. Yiou, A model-tested North Atlantic Oscillation reconstruction for the past millennium, Nature, 2015 (117 citations) — (read)

M Casado, P Ortega, V Masson-Delmotte, C Risi, D Swingedouw, V Daux, D Genty, F Maignan, O Solomina, B Vinther, N Viovy, P Yiou, Impact of precipitation intermittency on NAO-temperature signals in proxy records, Clim. Past, 2013 (19 citations) — (read)

Review paper

M. Casado, Antarctic Stable Isotopes, Reference Module in Earth Systems and Environmental Sciences, 2018 (solicited) — (read)

A. Landais, M. Casado, F. Prié, O. Magand, L. Arnaud, A. Ekaykin, J.-R. Petit, G. Picard, M. Fily, B.Minster, A. Touzeau, S. Goursaud, V. Masson-Delmotte, J.Jouzel, A. Orsi, Surface studies of water isotopes in Antarctica for quantitative interpretation of deep ice core data, Comptes Rendus Geoscience, 2017 (1 citation) — (read)

Conference papers

R. Hébert, M. Casado, T. Laepple, Climate Variability Across Scales (CVAS): Phase Two, PAGES Magazine, 2020 — (read)

G. Gremion, M. Casado, M. Lizotte, N. Champollion, S. Shakil, A. Fernández, E. Seyboth, M. van Soest, K. Aho, J. A. Caccavo, E. Choy, et al, What Peer-review Experiences Can Offer To Early Career Researchers And To The Scientific Community, Young Earth Scientist Network German Chapter, 2020 — (read)

M. Casado, A. J. Orsi, A. Landais, On the limits of climate reconstruction from water stable isotopes in Polar ice cores, PAGES Magazine: CVAS special issue, 2017 — (read)

N. Jobert, M. Casado, S. Kassi, A. Landais, T. Stoltmann, Extreme stability of a V-shaped cavity optical feedback laser source, Proceedings of ASPE’s topical meeting on Precision Engineering and Optics, 2017

Science communications

M. Casado, about A field trip across the East Antarctic Plateau to study surface mass balance now and in the last 20 000 years, Scientific news,, March 2020

M. Casado, APECS community Members, Engage more early-career scientists as peer reviewers, Nature, August 2018 — (read)

M. Casado, A. J. Orsi, How to reconstruct past climates from water stable isotopes in Polar ice cores, EGU Climate division blog, March 2018

M. Casado, about Katabatic winds diminish precipitation contribution to the Antarctic ice mass balance, Scientific news,, Oct 2017

M. Casado, about Obliquity-paced climate change recorded in Antarctic debris-covered glaciers, Scientific news,, Oct 2017

M. Casado, Evaluation of the warm marine air intrusion at the French Antarctic station Dumont d’Urville using water stable isotopes as an atmospheric tracer, Mission report,, March 2017

M. Casado, about Antarctic last interglacial isotope peak in response to sea ice retreat, not ice-sheet collapse, Scientific news,, Jan 2017

M. Casado, about Antarctic ice sheet discharge driven by atmosphere-ocean feedbacks at the Last Glacial Termination, Scientific news,, Jan 2017

Contribution to newspaper articles in Le Monde (Edition of Friday the 30th of December 2016 – Page 6, and of Thursday the 13th of July 2017) — (read)



Ph. D awarded with highest commendation, Climate Science: Water stable isotopic composition on the East Antarctic Plateau: measurements at low temperature of the vapour composition, use as an atmospheric tracer and implication for paleoclimate studies. Univ. Paris Saclay, Laboratoire des Sciences du Climat et de l’Environnement (LSCE)


M.Sc. Geophysical Fluid Dynamics, University Pierre and Marie Curie (UPMC), Paris, doubled with M.Sc., Fundamental and Applied Physics, Ecole Normale Supérieure, Cachan



Lectures on Water Isotope Geochemistry: Water isotopes as an Atmospheric Tracers and Applications for Paleoclimate Studies – Chinese Academy of Sciences, Beijing, China Envirolement: 23. Formal lectures (16 hours), introduction to Research (4 hours). Student self-evaluation of the courses: 4.6/5


Physics applied to present day Research – High School Jacques Decour, Paris, France Enrolment: 39. Formal lectures, practical work, participation in cutting edge developments


Physics tutorials (kholles) – 2 groups in a French Classe Préparatoire (Undergrad level) at Jacques Decour and Stanislas, 2 top rankings French prep schools. In charge of designing the pedagogical content, supervising and evaluating the group (a third of the final grade). Enrolment: 6


Teaching assistant for Physics practical courses at the High School Jacques Decour, Paris, France. Enrolment: 36

Aug 2010

Physics teacher at Vientiane University, Laos, in the framework of the French NGO SONO-Laos (1 month): special program to improve pedagogic content of Vientiane University. Enrolment: 11



Supervision of a master thesis (8 months) on the spatial variability of the deposition of impurities in the ice in Antarctica with application on reconstruction of past snow redistribution and the impacts on dating markers in ice cores.


Supervision of master thesis equivalent (12 months) on the impact of the sea-ice retreat on atmospheric circulation using water vapour isotopic composition as an atmospheric tracer


Supervision of a master student (4 months) to evaluate the fractionation of water stable isotopes during photosynthesis and during phase transition


2021 - 2022

Principal Investigator of the DFG project CLIMAIC


Chinese Academy of Sciences (CAS) President’s International Fellowship Initiative (PIFI) for Visiting Scientists


CVAS (PAGES working group) travel grant: CVAS workshop Seattle 2019

2018 – 2021

Humboldt Postdoctoral Fellowship (2 years) March 2018 APECS Polar week featured scientists for outreach activities


PAIS (SCAR research program) travel grant: POLAR 2018 conference, Switzerland 2018

March 2018

APECS Polar week featured scientists for outreach activities

Sept 2016

2nd position in the APECS Polar Week figure competition: animated figure presenting the acquisition of the isotopic signal in the entire water cycle.

Dec 2015

AGU Cryosphere Flash Freeze events award funding for an outreach project to introduce research to highschoolers by the conception of a 3D-scanner applied to study the evolution of snow grains and estimate an evaporative budget in Antarctica

2009 - 2013

Ecole Normale Supérieure full scholarship (4 years scholarship attributed after a competitive examination)


Dec 2019

Water vapour and snow isotopic composition monitoring, NIVO Project Trench study, DEAPICE project Dome C ice core processing, CLIMAIC project Dome C, Antarctica,

22 days

Nov 2019 – Dec 2019

EAIIST traverse leg 1: DDU – Dome C, Water vapour and snow isotopic composition monitoring DDU, Dome C, Antarctica,

29 days

May 2018

Water vapour, snow isotopic composition monitoring and balloon measurements Everest (Base Camp to ABC),

21 days

Dec 2014 – Jan 2015

Water vapour and snow isotopic composition monitoring, NIVO Project Dome C, Antarctica,

32 days

June 2014

Sounding and metamorphism processes studies in the Alps
La Grave, France,

1 day

October 2013

Talos Dome ice core processing – processing line, LGGE Grenoble, France,

4 days


Sept 2015

PIRE/ICEICS Workshop: Ultra high-resolution ice core proxies and processes: data, interpretation, firn processes, and new directions, Grenoble, France

Sept 2014

SPECMO summer school: New experimental and theoretical developments in molecular spectroscopy – pushing the limits, Corsica, France

Dec 2013

Basic workshop training including milling, turning, drilling and hand tools, LIPHY, Grenoble

Oct 2013

Thermo Fisher Scientific mass spectrometry advanced training course, Bremen, Germany


Jul 2019

M. Casado et al, Archived information in virtual ice cores: impact of intermittency and diffusion on the recorded isotopic signal in Antarctica, IUGG conference, Canada (Oral)

Jan 2019

M. Casado et al, Archived information in virtual ice cores: impact of intermittency and diffusion on the recorded isotopic signal in Antarctica, CVAS Workshop, USA (Oral)

Dec 2018

M. Casado et al, The benefits to climate science of including Early Career Scientists as reviewers, COP 24, Poland (Oral, invited)

June 2018

M. Casado et al, Archival processes of the water stable isotope signal in East Antarctic ice cores, POLAR 2018, Switzerland (Oral)

Nov 2017

M. Casado et al, Influence of high latitude atmospheric circulation changes on wintertime arctic sea ice and climate., Workshop on stable isotope measurements in the North Atlantic region: measurements, procedures, platforms and model-data comparison, Iceland (Oral)

August 2017

M. Casado et al, Triple surface snow isotopic composition records metamorphism, Goldschmidt 2017 conference, France (Oral)

July 2017

M. Casado et al, Water stable isotopic composition on the East Antarctic Plateau: measurements at low temperature, use as an atmospheric tracer and as a paleoclimate proxy, Institute of Tibetan Plateau Research, China (Oral)

June 2017

M. Casado et al, How is the climatic signal recorded in ice isotopic composition in Antarctica ?, Alfred Wegener Institute, Germany (Oral, invited seminar)

May 2017

M. Casado et al, How is the climatic signal recorded in ice isotopic composition in Antarctica ?, Institute of Earth Sciences, University of Iceland (Oral, seminar)

Sept 2016

M. Casado et al, Laboratory and field experimental determinations of the isotopic fractionation associated with the vapour-ice phase transition, FLAIR Field Laser Applications in Industry and Research, France (Oral)

May 2016

M. Casado et al, New developments in infrared spectroscopy for monitoring water vapour isotopic composition at low humidities: instrumental developments and recent applications, Ice and Climate Center seminar, Denmark (Oral, invited)

Dec 2015

M. Casado et al,_ Measurements of isotopic composition of vapour on the Antarctic Plateau_, AGU, USA (Poster)


Jan 2017 – Present

Animation of a scientific news section on the PAIS website

2016 – 2018

Participation to the program Les Savanturiers des Glaces et Les Savanturiers du Climat: an outreach program in Primary School to introduce climate research – program sponsored by Paris city Hall and APECS France

January 2017

Participation to the Rencontres Météo et Montagne as a guest scientist

Oct 2016

Participation to the scientific debate at the Festival ParisScience around the movie Une aventure polaire, Jean-Baptiste Charcot

Sept 2015

Jury for the Jeunes Reporters pour l’Environnement (Young Reporters for the Environment) competition, organised by the European Foundation for Environment and Education




French: native English: Bilingual Spanish: Competent Russian: Competent German: Basic


July – Aug 2009

Museum agent in the Louvre, Paris, France


Night receptionist at the hôtel Mercure Opéra Garnier, Paris, France