André VIAU

Carte électronique

André VIAU
Professeur agrégé, Département de géographie
2003 – Ph.D., Géographie, Université d’Ottawa
1999 – M.A., Géographie, Université d’Ottawa
1997 – B.A. Hon., Géographie, Université d’Ottawa

SMD 018

Bureau : 613-562-5800 poste 1063

Courriel professionnel : aviau@uOttawa.ca

Biographie

Carrière

2011 – présent – Professeur agrégé

  • Géographie, Département de géographie, Université d’Ottawa
  • Directeur – Laboratoire Interactif de Recherche sur les Changements Environnementaux et Politiques publiques (LIRCEP) – UO
  • Professeur agrégé – Laboratoire de Paléoclimatologie et Climatologie (LPC) - UO
  • Membre du groupe de travail PAGES-NAmerica2k (AM2K)  Phase 1 et 2    
  • Membre de PAGES – ARCSS – Arctic mid-Holocene transition working group
  • Gestionnaire de données – PAGES 2k program en collaboration avec NOAA et le National Climatic Data Center (NCDC), Colorado, USA          

2008 / 2011 – Professeur adjoint

2005 /2008 – Chercheur associé

  • Laboratoire de paléoclimatologie et de climatologie (LPC) de l’Université d’Ottawa
  • Participation au programme de recherche national : Polar Climate Stability Network (PCSN) subventionné par la Fondation canadienne
  • pour les sciences du climat et de l’atmosphère (FCSCA - CFCAS).

2003 /2005 – Chercheur postdoctoral

  • Laboratoire de paléoclimatologie et de climatologie (LPC) de l’Université d’Ottawa
  • Participation au programme de recherche national : Climate System History and Dynamics (CSHD) subventionné par le Conseil de recherches en sciences naturelles et en génie du Canada (CRSNG - NSERC) et du Service Météorologique du Canada (SMC - MSC).

 

Cours enseignés

  • GEG2704/2304 – Introduction à la climatologie/Introduction to Climatology
  • GEG2918 – Fall Field Camp I/Camp d’automne I
  • GEG/ENV 3721/3321 – Approches géographique de problèmes environnementaux/Geographical Approaches to Environmental Issues
  • GEG3300 – The debate surrounding Global Warming: Proponents versus Skeptics
  • GEG3504 – Methodes en geographie/ Methids in geography
  • GEG4509 – Les changements climatiques/Global Climatic Change
  • Séminaires gradués:
    • GEG5710 – Le système climatique de l’Arctique/ The Arctic climate system
    • GEG5311 – Environmental change in cold regions

Publications et contributions de données scientifiques

Articles avec comité de lecture

2013-2014

Way, R.G and Viau, A.E., "Natural and forced air temperature variability in the Labrador region of Canada during the past century", Theoretical and Applied Climatology, 2014.
doi 10.1007/s00704-014-1248-2

H. Sundqvist, D. Kaufman, N. McKay, N. Balascio, J.Briner, L.Cwynar, H. Sejrup, H. Seppä,
D. Subetto, J. Andrews, Y. Axford, J. Bakke, H. Birks, S. Brooks, A. de Vernal, A. Jennings,
F. Ljungqvist, K. Ruhland, C. Saenger, J. Smol, A.E. Viau, "Arctic Holocene proxy climate
database – new approaches to assessing geochronological accuracy and encoding climate
variables", Climate of the Past, 10, 1606-1631, 2014. doi:10.5194/cp-10-1605-2014

Leblanc-Tanguay, J. and Viau, A.E., «Étude de la relation entres les expériences passées et les
connaissances locales de Ferme-Neuve et de Mont-Laurier et les projections climatiques et
socio-économiques regionales», Le Géographe Canadien, in press, 2014.

The PAGES 2k Consortium, "Continental-scale temperature variability during the last two
millenia", Nature Geoscience, 6, 339-346, 2013. doi: 10.1038/ngeo1797

The PAGES 2k Consortium, Continental-scale temperature variability during the past two millennia,
National Climatic Data Center, NESDIS, NOAA, U.S. Department of Commerce, September 2013

von Gunten, L., Anderson, D.M., Chase, B., Curran, M., Gergis, J., Gille, E.P., Gross, W.,
Hanhijärvi, M., Kaufman, D., Kiefer, T., McKay, N.P., Mundo, I., Newkom, R., Sano., M.,
Shaw, A., Tyler, J., Viau, A.E., Wagner, S., Wahl, E.R., Willard, D., "The backbone of
PAGES 2k: data management and archiving", PAGES Newsletter, 21(2), 87, 2013.

Trouet, V., Diaz, H.F., Wahl, E.R., Viau, A.E., Graham, R., Graham, N., Cook, E.R., "A 1500
Year reconstruction of annual mean temperature for temperate North America on decadal-to-
multidecadal time scales", Environmental Research Letters, 8(2), 024008 (10 pp), 2013.
doi:10.1088/1748-9326/8/2/024008

2011- 2012

Trouet, V., Diaz, H.F, Viau, A.E., Wahl, E.R., "A pollen-based extension of the 800-year decadal-scale reconstruction of annual mean temperature for temperate North America dating back to 480AD", PAGES Newsletter, 20(2), 87-88, 2012.

Viau, A.E., Ladd, M. and Gajewski, K., "The climate of North America during the past 2,000
years using pollen data", Global Planetary Change, 84-85, 75-83, 2012. doi 10.1016/j.gloplacha.2011.09.010

Gajewski, K., Munoz, S.E., Peros, M., Viau A.E., Morlan, R., and Betts, M. The Canadian Archeological Radiocarbon Database (CARD): archeological radiocarbon dates in North America and their paleoenvironmental context. Radiocarbon , 53: 371-394, 2011

Bartlein, P.J., Harrison, S.P., Brewer, S., Connor, S., Davis B.A.S., Gajewski, K., Guiot, J., Harrison-Prentice, T.I., Henderson, A., Peyron, O., Prentice, I.C., Scholze, M., Seppä, H., Shuman, B., Sugita, S., Thompson, R.S., Viau, A.E., Williams, J., Wu, H., Pollen-based continental climate reconstructions at 6 and 21 ka: a global synthesis. Climate Dynamics . DOI 10.1007/s00382-010-0904-1, 2011

Gajewski, K. and Viau A.E, "Abrupt climate changes during the Holocene across North America
from pollen and palolimnological records", In: Abrupt Climate Change: mechanisms, patterns
and impacts, H. Rachid, L. Polyak and E. Mosley-Thompson, eds, Washington DC, American
Geophysical Union, 2011, Geophysical Monographs, 193, 173-184.

2009-2010

Peros, M., Munoz, S., Gajewski, K., Viau, A.E., Prehistoric demography of North America inferred from radiocarbon data. Journal of Archaeological Science . 37: 656-664, 2010

Viau, A.E. and K. Gajewski. 2009. Boreal Canada Regional Holocene Climate Reconstructions. IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series # 2009-064.NOAA/NCDC Paleoclimatology Program, Boulder CO, USA.

Viau, A.E. and Gajewski, K., Reconstructing Millennial, Regional; Paleoclimates of Boreal Canada during the Holocene. Journal of Climate . 22: 316-330, 2009

Viau, A.E., K. Gajewski, M.C. Sawada, and J. Bunbury, 2009. Eastern Beringia 25,000 Year Climate Reconstructions.IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series # 2009-063.NOAA/NCDC Paleoclimatology Program, Boulder CO, USA.
2007-2008

Viau, A.E., Gajewski, K., Sawada, M.C., Bunbury, J., Low-and-high-frequency climate variability in Eastern Beringia during the past 25,000 years. Canadian Journal of Earth Sciences . 45: 1435-1453, 2008

Peros, M., Gajewski, K., and Viau A.E., Continental-scale tree population response to rapid climate change, competition, and disturbance. Global Ecology and Biogeography . 17: 658-659, 2008

Gajewski, K., Viau, A.E., and Sawada, M.C. Millennial-scale climate variability in the Holocene – the terrestrial record. Pp 133-154 in G Kutzbach, ed., Climate Variability and Change: Past, Present and Future. John E Kutzbach Symposium. Available at Center for Climatic Research. University of Wisconsin-Madison. Madison, Wi 53706. 2007

Viau, A.E. and Gajewski, K., Comment on “ The magnitudes of millennial- and orbital-scale climatic change in eastern North America during the Late Quaternary” by Shuman et al., 2005. Quaternary Science Reviews . 26: 264-267, doi:10.1016/j.quascirev.2006.07.010, 2007

2005-2006

Viau, A.E., Gajewski, K., Sawada, M.C., Fines, P., Millennial-scale temperature variability in North America during the Holocene. Journal of Geophysical Research-Atmospheres . 111: D09102, doi:10.1029/2005JD006031, 2006

Gajewski, K., Viau, A.E., Sawada, M., Atkinson, D.E., Fines, P., Synchronicity in climate and vegetation transitions between Europe and North America during the Holocene. Climatic Change.  78: 341-361, doi: 10.1007/s10584-006-9048-z, 2006

Finkelstein, S., Gajewski, K., Viau, A.E., Improved resolution of pollen taxonomy allows better biogeographical interpretation of post-glacial forest development: analyses from the North American Pollen Database. Journal of Ecology . 94: 415-430, 2006

Williams, J.W., B. Shuman, P.J. Bartlein, J. Whitmore, K. Gajewski, M. Sawada, T. Minckley, S. Shafer, A.E. Viau, T. Webb, III, P.M. Anderson, L.B. Brubaker, C. Whitlock, and O.K. Daviset al.  2006. North American Pollen Atlas. IGBP PAGES/World Data Center for Paleoclimatology, Data Contribution Series # 2007-001.NOAA/NCDC Paleoclimatology Program, Boulder CO, USA.

Williams, J. W., B. Shuman, P. J. Bartlein, J. Whitmore, K. Gajewski, M. Sawada, T. Minckley,
S. Shafer, A.E. Viau, T. Webb III, P. Anderson, L. Brubaker, C. Whitlock, O. Davis. An Atlas of
Pollen-Vegetation-Climate Relationships for the United States and Canada. American
Association of Stratigraphic Palynologists, Inc. (AASP), 237 pp. 2006

Whitmore, J., Gajewski, K., Sawada, M., Williams, J.W., Shuman, B., Bartlein, P.J. Minckley, T., Viau A.E., Webb, T., III, Shafer, S., A North American Modern Pollen Database for Multi-scale Paleoecological and Paleoclimatic Applications. Quaternary Science Reviews . 24: 1828-1848, 2005

Avant 2005

Sawada, M.C., Viau, A.E., Vettoretti, G., Peltier, W.R., Gajewski, K., Comparison of North American pollen-based temperature and global lake-status with CCCma AGCM output at 6 ka. Quaternary Science Reviews . 23(3-4): 225-244, 2004

Sawada, M.C., Viau, A.E., Gajewski, K. The Biogeography and paleoclimatic implications of aquatic macrophytes in North America since the Last Glacial Maximum. Journal of Biogeography  30(7): 999-1018, 2003.

Viau, A.E, Gajewski, K., Fines, P., Atkinson, D.E., Sawada, M.C., 2002. Widespread evidence of 1500 yr climate variability in North America during the past 14 000 yr. Geology . 30(5):455–458.

Gajewski, K., Viau, A.E., Sawada, M., Atkinson, D., Wilson, S., 2002. Area and Carbon Content of Sphagnum Since Last Glacial Maximum. In Trends: A Compendium of Data on Global Change. Carbon Dioxide Information Analysis Center, Oak Ridge National Laboratory, U.S. Department of Energy, Oak Ridge, Tenn., USA. URL: http://cdiac.ornl.gov/trends/ecosystems/gajewski2.html.

Viau, A.E., 2002. Viau and Gajewski 2001 Global Lake Level  Status Grids. IGBP
PAGES/World Data Center for Paleoclimatology Data Contribution Series #2002-037.
NOAA/NGDC Paleoclimatology Program, Boulder CO, USA.URL:
ftp//ftp.ngdc.noaa.gov/paleo/lakelevels/viau2001/

Gajewski, K., Viau, A.E., Sawada, M.C., Atkinson, D.E. and Wilson, S., 2001. Sphagnum distribution in North America and Eurasia during the past 21,000 years. Global Biogeochemical Cycles . 15(2): 297-310.

Viau, A.E. and Gajewski, K., 2001. Holocene variations in the global hydrological cycle quantified by objective gridding of lake level databases. Journal of Geophysical Research-Atmosphere  106: 31703-31716.

Sawada, M., Viau, A.E., Gajewski, K., 2001. Critical thresholds of dissimilarity in the modern analog technique (MAT) for quantitative paleoclimate reconstruction. Proceedings to the 1st International Conference on Global Warming and the Next Ice Age: 149-152, Halifax, NS, August, 2001.

Viau, A.E. and Gajewski, K., 1999. Global hydrological change at 6 ka using gridded lake-level data. 3rd PMIP conference, St-Michel des Monts. In: Braconnot, P., ed. Paleoclimate Modelling Intercomparison Project (PMIP). Proceedings of the Third PMIP workshop, Canada, October 4-8, 1999. WCRP-111, WMO/TD-No. 1007, 271 pp.

Sélection de communications (4 dernières années)

McKay, N.P. and the PAGES-Powell North America 2k project members. PAGES-Powell North America 2k database, Dec. 15, AGU Fall Meeting (2014).

H. Sundqvist, D. Kaufman, N. McKay, N. Balascio, J.Briner, L.Cwynar, H. Sejrup, H. Seppä,D. Subetto, J. Andrews, Y. Axford, J. Bakke, H. Birks, S. Brooks, A. de Vernal, A. Jennings,F. Ljungqvist, K. Ruhland, C. Saenger, J. Smol, A. Viau, Arctic Holocene proxy climatedatabase – New approaches to assessing geochronological accuracy and encoding climate
variables, 9-13 Dec., AGU Fall Meeting, (2013).

Ladd. M., Mosher, S., Viau, A.E., Development of a North American paleoclimate pollen based reconstruction database application, Grinderwald, Switzerland, 12th International NCCR Climate Summer School: "From Climate Reconstructions to Climate Predictions".

Oliva, F., Viau, A.E., Bjornson, J., 1,500 years of paleoflood history of an oxbow lake in the Desert River catchtment area,  southwestern Québec, Canada, Carleton University, Ottawa,Ontario, 16-19 May, PALS conference 2013.

Ladd, M., Viau, A.E., Sawada, M.C., Gajewski, K., A space-time modelling approach to North American pollen-based hydroclimate reconstructions during the past 2,000 years, Carleton University, Ottawa, Ontario, 16-19 May, PALS conference 2013.

Trouet, V., Diaz, H.F., Wahl. E.R., Viau, A.E., Graham, R., Graham, N., Cook, E.R., A 1500 Year reconstruction of annual mean temperature for temperate North America on decadal-to multidecadal time scales, Tuscon, AZ, USA, May 13-17, Amerodendro 2013, (2013).

Oliva, F., Viau, A.E., Bjornson, J., Historique des inondations d'un méandre abandonné de la rivière Désert au sud-ouest du Quebec, Universite Laval, Quebec, QC, Canada, May 2013,81ieme congres de l' ACFAS, (2013).

Ladd, M. and Viau, A.E., Does using different modern climate datasets impact pollen-based paleoclimate reconstructions in North America during the past 2,000 years, Vienna, Austria, April 2013, European Geophysical Union Conference (EGU), (2013).

Ladd, M., Mosher, S., Viau, A.E., Development of a North American paleoclimate pollen based reconstruction database application, Vienna, Austria, European Geophysical Union Conference (EGU), (2013).

Ladd, M. Viau, A.E., Gajewski, K., The climate of North America during the past 2,000 yearsreconstructed from pollen data, Vienna, Austria, April 2013, European Geophysical Union Conference (EGU), (2013).

Ladd, M., Viau, A.E., Sawada, M.C., Gajewski, K., A space-time modeling approach to North American regional pollen-based hydroclimate paleoclimate reconstructions during the past 2,000 years, Vienna, Austria, April 2013, European Geophysical Union Conference (EGU),(2013).

Turney, C.S.M. and The PAGES 2k Consortium*, Continental-scale temperature variability over the Common Era, Goa, India, March 2013, PAGES 4th Open Science meeting, (2013). * 78 alphabetical order authors including A.E. Viau. Presented by C.S.M. Turney

Kaufman, D.S. and The PAGES 2k Consortium*, Continental-scale temperature variability over the Common Era, San Francisco, CA, USA, Dec. 2012, AGU Fall meeting, (2012). * 78 alphabetical order authors including A.E. Viau. Presented by D.S. Kaufman

Ladd, M. and Viau, A.E., The impact of using different modern climate datasets on a paleoclimate reconstruction, Ottawa, ON, Canada, May, 2012, CMOS Congress 2012, (2012).

Leblanc-Tanguay, J. and Viau, A.E., Evaluation des vulnerabilites de Mont-Laurier et FermeNeuve dace aux changements climatiques, Montreal, QC, Canada, May 2012, ACFAS 2012, (2012).

Leblanc-Tanguay, J. and Viau, A.E., Assessment of the vulnerability to climate change in Mont-Laurier and Ferme-Neuve, Quebec, Canada, New York, NY, USA, Feb. 2012, American Association of Geographers (AAG), (2012).

Peros, M., Gajewski, K., Viau, A.E., Vegetation change and the Younger Dryas: a continental scale perspective., Bern, Switzerland, July 2011, INQUA 2011, (2011).

Gajewski, K., Peros, M., Munoz, S., Viau, A.E., Human-Environmental relations across North America during Holocene, Bern, Switzerland, July 2011, INQUA 2011, (2011).

Gajeskwi, K. and Viau, A.E., Quantitative reconstruction of Arctic and Boreal Holocene environments in North Amercia, Bern Switzerland, July 2011, INQUA 2011, (2011).

Viau, A.E., Ladd, M., Gajewski, K., Sawada, M.C., A space-time modeling approach to large scale paleoclimate reconstruction, Bern, Switzerland, July 2011, INQUA 2011, (2011).

Viau, A.E. and Gajewski, K., Climate of the last 2,000 years in North America reconstructed from pollen records, Bern, Switzerland, July 2011, INQUA 2011, (2011).

Viau, A.E., Ladd, M., Gajewski, K., The climate of North America during the past 2k, Flagstaff, AZ, USA, May 2011, NAM2k scoping meeting, (2011).

Gajewski, K., Munoz, S.,Peros, M.,Viau, A.E., Betts, M., Continental-scale human environmental relationship during the past 15,000 years across North America, Santa Fe, USA, 2011, AAG 2011.

Way, R. and Viau, A.E., Causes of climate variability in the Labrador region of Canada during the past century, St-John's  Newfoundland and Labrador, Canada, Oct. 2010, ACAG conference, (2010).

Viau, A.E. and Gajewski, K., Paleoclimates of North America in the context of the last 2ka, Sep. 2010, Lisbon symposium on the MWP, (2010).

Gajewski, K. and Viau, A.E., Quantifying Holocene climates of the Canadian Arctic, Ottawa, ON, Canada, May 2010, CMOS/CGU conference, (2010).

Ladd, M. and Viau, A.E., Reconstructing North America paleoclimate from pollen data for the past 21,000 years, Vienna, Austria, May 2010, EGU General Assembly, (2010).

Supervision de thèse

Marc-Andre Bonneau – BA- 2014- “Comparison of two oxbow lake paleoflood reconstructions from southwestern Quebec”

Nicolas Desrochers – BA – 2014 – “Evaluating the use of oxbow lakes as proxy to paleoflood reconstruction: case study in southwestern Quebec”

Francois L’Ecuyer – MSc – 2014- “Nature Watch Canada: Metadata analysis of a citizen science database on environmental change across Canada”

Francois Oliva – PhD – 2013- “Paleotempestology in Nova Scotia reconstructed from sedimentological, karst and tree-ring proxies”.

Chantal McCartin – MSc -2012- Multi-temporal scale climate variability in Nova Scotia during the past century”.

Anciens:

Matthew Ladd,  PhD - 2014 – “Reconstructing the climate of North America during the past 2,000 years using pollen data”.

Ryan Campbell, BSc - 2014 - Evolution of extreme weather events in Eastern Ontario during the past century.

Francois Oliva, MSc – 2013- “Paleoflood history of Rivière Désert in soutwestern Québec, Canada”.

Jonathan Leblanc-Tanguay, MSc – 2012 - “ L'évaluation des vulnérabilités de la ville de Mont-Laurier et de la municipalité de Ferme-Neuve face au changement climatique ”

Chantal McCartin, BSc  - 2011 - undergraduate thesis “Face au changement climatique: l’impact au niveau de l’acériculture de l’Est ontarien”.

Champs d'intérêt

  • Climatologie
  • Historique et dynamique du système climatique
  • Changements abrupts du climat terrestre
  • Les climats nordiques
  • Réchauffement planétaire contemporain
  • Analyses et modélisation des données environnementales
  • Interrelation entre le climat et l’humain
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