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Esther Lévesque

 

Regular member

Department of Environmental Sciences, UQTR

3351, boul. des Forges
UQTR
Quebec, Canada
G9A 5H7

819.376.5011 extension 3351
Esther.Levesque@uqtr.ca

 

http://132.203.57.253:8080/donneesweb/document/image/perso_1015.jpg

 


 
 
 

Research Themes

  • Community-based monitoring in the North
  • Plant community dynamics and reproduction ecology.
  • Study of arctic plant development and colonization of open areas after disturbances (natural or anthropogenic).
 
 

CEN Students / Postdoctoral fellows

Hardy-Lachance, Elisabeth (Master - Codirector). Long-term Impact of Greater Snow Goose herbivory on vegetation and permafrost dynamics in a changing climate, Bylot Island (Nunavut).

Mohammadzadeh Khani, Hadi (Doctorate - Codirector). Climate sensitivity of a high-arctic tundra environment.

Rheault, Guillaume (Doctorate - Codirector). Influence of biotic and abiotic factors on wetland plant communities' phenology.

 
 

Recent CEN theses

Caouette, Marianne , 2018 (Master - Codirection). Factors of heterogeneity of the lichen heath retreat on Mingan Archipelago National Park Reserve of Canada .

Tremblay, Maxime , 2018 (Master). Distribution of the erect shrub Salix richardsonii at the northern limit of its range in the High Arctic.

Hébert-Houle, Émilie , 2017 (Master). Student perception and decolonizing challenges in the implementation phase of Avativut program in Nunavik.

Lemay, Marc-André , 2017 (Master - Codirection). Modelling of the expansion of shrub species in the region of Umiujaq, Nunavik.

Lussier, Isabelle , 2017 (Master). Impact of the recent increase in shrub cover on productivity of berries at Umiujaq (Nuvavik).

Gagnon, Samuel , 2015 (Master - Codirection). Measurement of permafrost greenhouse gas emissions through a new automated system of closed chambers.

Paradis, Mélissa , 2015 (Master - Codirection). Greater effect of increasing shrub height on winter versus summer soil temperatur.

Pelletier, Maude , 2015 (Master - Codirection). Geomorphological, ecological and thermal time phase of permafrost degradation, Tasiapik, Nunavik (Québec, Canada).

Ropars, Pascale , 2015 (Doctorate - Codirection). Dwarf birch (Betula glandulosa Michx.) response to recent climate changes: implication for the forest toundra ecotone, Nunavik.

 
 
 
 

Scientific communications

Pelletier, M., Allard, M., Lévesque, E., 2019. Ecosystem changes across a gradient of permafrost degradation in Subarctic Québec (Tasiapik Valley, Nunavik, Canada). Arctic Science, 5(1): 1-26. DOI: 10.1139/AS-2016-0049.

Bjorkman, A.D., Myers-Smith, I.H., Elmendorf, S.C., Normand, S., Rüger, N., Beck, P.S.A., Blach-Overgaard, A., Blok, D., Cornelissen, J.H.C., Georges, D., Goetz, S.J., Guay, K.C., Henry, G.H.R., HilleRisLambers, J., Hollister, R.D., Karger, D.N., Kattge, J., Manning, P., Prevéy, J.S., Rixen, C., Schaepman-Strub, G., Thomas, H.J.D., Vellend, M., Wilmking, M., Wipf, S., Carbognani, M., Hermanutz, L., Lévesque, E., Molau, U., Petraglia, A., Soudzilovskaia, N.A., Spasojevic, M.J., Tomaselli, M., Vowles, T., Alatalo, J.M., Alexander, H.D., Anadon-Rosell, A., Angers-Blondin, S., te Beest, M., Berner, L., Björk, R.G., Buchwal, A., Buras, A., Christie, K., Cooper, E.J., Dullinger, S., Elberling, B., Eskelinen, A., Frei, E.R., Grau, O., Grogan, P., Hallinger, M., Harper, K., Heijmans, M.M.P.D., Hudson, J., Hülber, K., Iturrate-Garcia, M., Iversen, C.M., Jaroszynska, F., Johnstone, J.F., Jørgensen, R.H., Kaarlejärvi, E., Klady, R., Kuleza,., Kulonen, A., Lamarque, L.J., Lantz, T.C., Little, C.J., Speed, J.D.M., Michelsen, A., Milbau, A., Nabe-Nielsen, J., Nielsen, S.S., Ninto, J.M., Oberbauer, S.F., Olofsson, J., Onipchenko, V.G., Rumpf, S.B., Semenchuk, P., Shetti, R., Siegwart Collier, L., Street, L.E., Suding, K.N., Tape, K.D., Trant, A.J., Treier, U.A., Tremblay, J.-P., Tremblay, M., Venn, S., Weijers, S., Zamin, T., Boulanger-Lapointe, N., Gould, W.A., Hik, D.S., Hofgaard, A., Jónsdóttir, I.S., Jorgenson, J., Klein, J., Magnusson,., Tweedie, C., Wookey, P.A., Forbes, B.C., Bahn, M., Blonder, B., van Bodegom, P.M., Bond-Lambert, B., Campetella, G., Cerabolini, B.E.L., Chapin III, F.S., Cornwell, W.K., Craine, J., Dainese, M., de Vries, F.T., Díaz, S., Enquist, B.J., Green, W., Milla, R., Niinemets, Ü., Onoda, Y., Ordoñez, J.C., Ozinga, W.A., Penuelas, J., Poorter, H., Poschlod, P., Reich, P.B., Sandel, B., Schamp, B., Sheremetev, S., Weiher, E., 2018. Plant functional trait change across a warming tundra biome. Nature, 562: 57-62. DOI: 10.1038/s41586-018-0563-7.

Blangy, S., Bernier, M., Bhiry, N., Dedieu, J.-P., Aenishaenslin, C., Bastian, S., Chanteloup, L., Coxam, V., Decaulne, A., Gérin-Lajoie, J., Gibout, S., Haillot, D., Hébert-Houle, É., Herrmann, T.M., Joliet, F., Lamalice, A., Lévesque, E., Ravel, A., Rousse, D., 2018. OHMi-Nunavik: a multi-thematic and cross-cultural research program studying the cumulative effects of climate and socio-economic changes on Inuit communities. Écoscience, 25(4: Cumulative effects of climate and socio-economic changes on Inuit communities in Nunavik): 311-324. DOI: 10.1080/11956860.2018.1542783.

Gérin-Lajoie, J., Herrmann, T.M., MacMillan, G.A., Hébert-Houle, É., Monfette, M., Rowell, J.A., Anaviapik Soucie, T., Snowball, H., Townley, E., Lévesque, E., Amyot, M., Franssen, J., Dedieu, J.-P., 2018. IMALIRIJIIT: a community-based environmental monitoring program in the George River watershed, Nunavik, Canada. Écoscience, 25(4): 381-399. DOI: 10.1080/11956860.2018.1498226.

Henry, G., Boulanger-Lapointe, N., Lévesque, E., Gérin-Lajoie, J., Bjorkman, A., 2018. Terrestrial ecosystems: diversity, distribution and responses to climate. Pages 189-210 in Bell, T., Brown, T.M. (Editors). From Science to Policy in the Eastern Canadian Arctic: An Integrated Regional Impact Study (IRIS) of Climate Change and Moderization. ArcticNet. Canada.

Lemay, M.-A., Provencher-Nolet, L., Bernier, M., Lévesque, E., Boudreau, S., 2018. Spatially explicit modeling and prediction of shrub cover increase near Umiujaq, Nunavik. Ecological Monographs, 88(3): 385-407. DOI: 10.1002/ecm.1296.

Meltofte, H., Cuyler, C., Franke, A., Gauthier, G., Hotson, C., Lévesque, E., Loya, W., 2018. Terrestrial ecosystems. Pages 153-162 in Adaptation Actions for a Changing Arctic: Perspectives from the Baffin Bay/Davis Strait Region. Arctic Monitoring and Assessment Programme (AMAP). Norway.

Barrio, I.C., Lindén, E., Te Beest, M., Olofsson, J., Rocha, A., Soininen, E.M., Alatalo, J.M., Andersson, T., Asmus, A., Boike, J., Bråthen, K.A., Bryant, J.P., Buchwal, A., Bueno, C.G., Christie, K.S., Denisova, Y.V., Egelkraut, D., Ehrich, D., Fishback, L., Forbes, B.C., Gartzia, M., Grogan, P., Hallinger, M., Heijmans, M.M.P.D., Hik, D.S., Hofgaard, A., Holmgren, M., Høye, T.T., Huebner, D.C., Jónsdóttir, I.S., Kaarlejärvi, E., Kumpula, T., Lange, C.Y.M.J.G., Lange, J., Lévesque, E., Limpens, J., Macias-Fauria, M., Myers-Smith, I., van Nieukerken, E.J., Normand, S., Post, E.S., Schmidt, N.M., Sitters, J., Skoracka, A., Sokolov, A., Sokolova, N., Speed, J.D.M., Street, L.E., Sundqvist, M.K., Suominen, O., Tananaev, N., Tremblay, J.-P., Urbanowicz, C., Uvarov, S.A., Watts, D., Wilmking, M., Wookey, P.A., Zimmermann, H.H., Zverev, V., Kozlov, M.V., 2017. Background invertebrate herbivory on dwarf birch (Betula glandulosa-nana complex) increases with temperature and precipitation across the tundra biome. Polar Biology, 40(11): 2265-2278. DOI: 10.1007/s00300-017-2139-7.

Berteaux, D., Gauthier, G., Domine, F., Ims, R.A., Lamoureux, S.F., Lévesque, E., Yoccoz, N.G., 2017. Effects of changing permafrost and snow conditions on tundra wildlife: critical places and times. Arctic Science, 3: 65-90. DOI: 10.1139/as-2016-0023.

Perreault, N., Lévesque, E., Fortier, D., Gratton, D., Lamarque, L.J., 2017. Remote sensing evaluation of High Arctic wetland depletion following permafrost disturbance by thermo-erosion gullying processes. Arctic Science, 3(2): 237-253. DOI: 10.1139/AS-2016-0047.

Prevéy, J., Vellend, M., Rüger, N., Hollister, R.D., Bjorkman, A.D., Myers-Smith, I., Alatalo, S.C., Clark, K., Cooper, E.J., Elberling, B., Fosaa, A.M., Henry, G.H.R., Høye, T.T., Jónsdóttir, I.S., Klanderud, K., Lévesque, E., Mauritz, M., Molau, U., Natali, S.M., Oberbauer, S.F., Panchen, Z.A., Post, E., Rumpf, S.B., Schmidt, N.M., Schuur, E.A.G., Semenchuk, P.R., Troxler, T., Welker, J.M., Rixen, C., 2017. Greater temperature sensitivity of plant phenology at colder sites: implications for convergence across northern latitudes. Global Change Biology, 23(7): 2660-2671. DOI: 10.1111/gcb.13619.

Ropars, P., Angers-Blondin, S., Gagnon, M., Myers-Smith, I., Lévesque, E., Boudreau, S., 2017. Different parts, different stories: climate sensitivity of growth is stronger in root collars versus stems in tundra shrubs. Global Change Biology, 23(8): 3281-3291. DOI: 10.1111/gcb.13631.

Barrio, I.C., Bueno, C.G., Gartzia, M., Soininen, E.M., Christie, K.S., Speed, J.D.M., Ravolainen, V.T., Forbes, B.C., Gauthier, G., Horstkotte, T., Hoset, K.S., Høye, T.T., Jónsdóttir, I.S., Lévesque, E., Mörsdorf, M.A., Olofsson, J., Wookey, P.A., Hik, D.S., 2016. Biotic interactions mediate patterns of herbivore diversity in the Arctic. Global Ecology and Biogeography, 25(9): 1108-1118. DOI: 10.1111/geb.12470.

Boulanger-Lapointe, N., Lévesque, E., Baittinger, C., Schmidt, N.M., 2016. Local variability in growth and reproduction of Salix arctica in the High Arctic. Polar Research, 35: 24126. DOI: 10.3402/polar.v35.24126.

Duguay, Y., Bernier, M., Lévesque, E., Domine, F., 2016. Land cover classification in sub-Arctic regions using fully polarimetric RADARSAT-2 data. Remote Sensing, 8(9): 697. DOI: 10.3390/rs8090697 .

Godin, E., Fortier, D., Lévesque, E., 2016. Nonlinear thermal and moisture response of ice-wedge polygons to permafrost disturbance increases heterogeneity of high Arctic wetland. Biogeosciences, 13(5): 1439-1452. DOI: 10.5194/bg-13-1439-2016.

Paradis, M., Lévesque, E., Boudreau, S., 2016. Greater effect of increasing shrub height on winter versus summer soil temperature. Environmental Research Letters, 11(085005): 13. DOI: 10.1088/1748-9326/11/8/085005.

Perreault, N., Lévesque, E., Fortier, D., Lamarque, L.J., 2016. Thermo-erosion gullies boost the transition from wet to mesic tundra vegetation. Biogeosciences, 13(4): 1237-1253. DOI: 10.5194/bg-13-1237-2016.

Stewart, L., Alsos, I.G., Bay, C., Breen, A.L., Brochmann, C., Boulanger-Lapointe, N., Broennimann, O., Bültmann, H., Bøcher, P.K., Damgaard, C., Daniëls, F.J.A., Ehrich, D., Eidesen, P.B., Guisan, A., Jónsdóttir, I.S., Lenoir, J., le Roux, P.C., Lévesque, E., Luoto, M., Nabe-Nielsen, J., Schönswetter, P., Tribsch, A., Tveraabak, L.U., Virtanen, R., Walker, D.A., Westergaard, K.B., Yoccoz, N.G., Svenning, J.-C., Wisz, M., Schmidt, N.M., Pellissier, L., 2016. The regional species richness and genetic diversity of arctic vegetation reflect both past glaciations and current climate. Global Ecology and Biogeography, 25(4): 430-442. DOI: 10.1111/geb.12424.

Beck, I., Ludwig, R., Bernier, M., Lévesque, E., Boike, J., 2015. Assessing permafrost degradation and land cover changes (1986–2009) using remote sensing data over Umiujaq, sub-Arctic Québec. Permafrost and Periglacial Processes, 26(2): 129-141. DOI: 10.1002/ppp.1839.

Cuerrier, A., Brunet, N.D., Gérin-Lajoie, J., Downing, A., Lévesque, E., 2015. The study of Inuit knowledge of climate change in Nunavik, Quebec: A mixed methods approach. Human Ecology, 43(3): 379-394. DOI: 10.1007/s10745-015-9750-4.

Doiron, M., Gauthier, G., Lévesque, E., 2015. Trophic mismatch and its effects on the growth of young in an arctic herbivore. Global Change Biology, 21(12): 4364-4376. DOI: 10.1111/gcb.13057.

Duguay, Y., Bernier, M., Lévesque, E., Tremblay, B., 2015. Potential of C and X Band SAR for shrub growth monitoring in sub-Arctic environments. Remote Sensing, 7(7): 9410-9430. DOI: 10.3390/rs70709410.

Elmendorf, S.C., Henry, G.H.R., Hollister, R.D., Fosaa, A.M., Gould, W.A., Hermanutz, L., Hofgaard, A., Ingibjörg, J.I., Jorgenson, J.C., Lévesque, E., Magnusson, B., Molau, U., Myers-Smith, I.H., Oberbauer, S.F., Rixen, C., Tweedie, C.E., Walker, M., 2015. Experiment, monitoring, and gradient methods used to infer climate change effects on plant communities yield consistent patterns. Proceedings of the National Academy of Sciences of the United States of America (PNAS), 112(2): 448-452. DOI: 10.1073/pnas.1410088112.

Myers-Smith, I.H., Elmendorf, S.C., Beck, P.S.A., Wilmking, M., Hallinger, M., Blok, D., Tape, K.D., Rayback, S.A., Macias-Fauria, M., Forbes, B.C., Speed, J.D.M., Boulanger-Lapointe, N., Rixen, C., Lévesque, E., Schmidt, N.M., Baittinger, C., Trant, A.J., Hermanutz, L., Siegwart Collier, L., Dawes, M.A., Lantz, T.C., Weijers, S., Jørgensen, R.H., Buchwal, A., Buras, A., Naito, A.T., Ravolainen, V., Schaepman-Strub, G., Wheeler, J.A., Wipf, S., Guay, K.C., Hik, D.S., Vellend, M., 2015. Climate sensitivity of shrub growth across the tundra biome. Nature Climate Change, 5: 887-891. DOI: 10.1038/nclimate2697.

Myers-Smith, I.H., Hallinger, M., Blok, D., Sass-Klaassen, U., Rayback, S.A., Weijers, S., Trant, A.J., Tape, K.D., Naito, A.T., Wipf, S., Rixen, C., Dawes, M.A., Wheeler, J.A., Buchwal, A., Baittinger, C., Macias-Fauria, M., Forbes, B.C., Lévesque, E., Boulanger-Lapointe, N., Beil, I., Ravolainen, V., Wilmking, M., 2015. Methods for measuring arctic and alpine shrub growth: A review. Earth-Science Reviews, 140: 1-13. DOI: 10.1016/j.earscirev.2014.10.004.

Provencher-Nolet, L., Bernier, M., Lévesque, E., 2015. Quantification des changements récents à l’écotone forêt-toundra à partir de l’analyse numérique de photographies aériennes. Écoscience, 21(3-4): 419-433. DOI: 10.2980/21(3-4)-3715.

Ropars, P., Lévesque, E., Boudreau, S., 2015. How do climate and topography influence the greening of the forest-tundra ecotone in northern Québec? A dendrochronological analysis of Betula glandulosa. Journal of Ecology, 103(3): 679-690. DOI: 10.1111/1365-2745.12394 .

Ropars, P., Lévesque, E., Boudreau, S., 2015. Shrub densification heterogeneity in subarctic regions: the relative influence of historical and topographic variables. Écoscience, 22(2-4): 83-95. DOI: 10.1080/11956860.2015.1107262.

Boulanger-Lapointe, N., Lévesque, E., Boudreau, S., Henry, G.H.R., Schmidt, N.M., 2014. Population structure and dynamics of Arctic willow (Salix arctica) in the High Arctic. Journal of Biogeography, 41(10): 1967–1978. DOI: 10.1111/jbi.12350.

Doiron, M., Gauthier, G., Lévesque, E., 2014. Effects of experimental warming on nitrogen concentration and biomass of forage plants for an arctic herbivore. Journal of Ecology, 102(2): 508-517. DOI: 10.1111/1365-2745.12213.

Plante, S., Champagne, É., Ropars, P., Boudreau, S., Lévesque, E., Tremblay, B., Tremblay, J.-P., 2014. Shrub cover in northern Nunavik: can herbivores limit shrub expansion? Polar Biology, 37(5): 611-619. DOI: 10.1007/s00300-014-1461-6.

Doiron, M., Legagneux, P., Gauthier, G., Lévesque, E., 2013. Broad-scale satellite Normalized Difference Vegetation Index data predict plant biomass and peak date of nitrogen concentration in Arctic tundra vegetation. Applied Vegetation Science, 16(2): 343-351. DOI: 10.1111/j.1654-109X.2012.01219.x.

Samson, G., Gérin-Lajoie, J., Lévesque, E., Gagnon, F., Gauthier, Y., Cuerrier, A., 2013. Les savoirs traditionnels au service des savoirs scientifiques: limites et défis - Le rôle des Inuits aînés du nord québécois. Esprit Critique, 17: 94-109.

Dufour-Tremblay, G., De Vriendt, L., Lévesque, E., Boudreau, S., 2012. The importance of ecological constraints on the control of multi-species treeline dynamics in eastern Nunavik, Québec. American Journal of Botany, 99(10): 1638-1646. DOI: 10.3732/ajb.1200279 .

Dufour-Tremblay, G., Lévesque, E., Boudreau, S., 2012. Dynamics at the treeline: differential responses of Picea mariana and Larix laricina to climate change in eastern subarctic Québec. Environmental Research Letters, 7(4): 044038. DOI: 10.1088/1748-9326/7/4/044038 .

Elmendorf, S.C., Henry, G.H.R., Hollister, R.D., Björk, R.G., Boulanger-Lapointe, N., Cooper, E.J., Cornelissen, J.H.C., Day, T.A., Dorrepaal, E., Elumeeva, T.G., Gill, M., Gould, W.A., Harte, J., Hik, D., Hofgaard, A., Johnson, D.R., Johnstone, J.F., Jonsdottir, I., Jorgenson, J.C., Klanderud, K., Klein, J.A., Koh, S., Kudo, G., Lara, M., Lévesque, E., Magnusson, B., May, J.L., Mercado-Diaz, J.A., Michelsen, A., Molau, U., Myers-Smith, I., Oberbauer, S.F., Onipchenko, V.G., Rixen, C., Schmidt, N., Shaver, G.R., Spasojevic, M.J., Borhallsdottir, B., Tolvanen, A., Troxier, T., Tweedie, C.E., Villareal, S., Wahren, C.-H., Walker, X., Welker, J.M., Wipf, S., 2012. Plot-scale evidence of tundra vegetation change and links to recent summer warming. Nature Climate Change, 2: 453-457. DOI: 10.1038/nclimate1465.

Henry, G.H.R., Harper, K.A., Chen, W., Deslippe, J.R., Grant, R.F., Lafleur, P.M., Lévesque, E., Siciliano, S.D., Simard, S.W., 2012. Effects of observed and experimental climate change on terrestrial ecosystems in northern Canada: results from the Canadian IPY program. Climate Change, 115(1): 207-234. DOI: 10.1007/s10584-012-0587-1.

Lévesque, E., Hermanutz, L., Gérin-Lajoie, J., Bell, T., Boudreau, S., Cuerrier, A., Jacobs, J., Laroque, C., Lavallée, C., Siegwart Collier, L., Tremblay, B., 2012. Trends in vegetation dynamics and impacts on berry production. Pages 223-247 in Allard, M., Lemay, M. (Editors). Nunavik and Nunatsiavut: From science to policy. An Integrated Regional Impact Study (IRIS) of climate change and modernization. ArcticNet Inc. Canada.

Tremblay, B., Lévesque, E., Boudreau, S., 2012. Recent expansion of erect shrubs in the Low Arctic: evidence from Eastern Nunavik. Environmental Research Letters, 7(3): 035501. DOI: 10.1088/1748-9326/7/3/035501.

Gauthier, G., Abraham, K.F., Doiron, M., Edwards, K.A., Horrigan, E.J., Lévesque, E., Loonen, M.J.J.E., Rockwell, R.F., 2011. Geese. Pages 29-39 in Gauthier, G., Berteaux, D. (Editors). ArcticWOLVES: Arctic Wildlife Observatories Linking Vulnerable EcoSystems - Final synthesis report. Centre d'études nordiques, Université Laval.

Myers-Smith, I., Forbes, B.C., Wilmking, M., Hallinger, M., Lantz, T., Blok, D., Tape, K.D., Macias-Fauria, M., Sass-Klaassen, U., Lévesque, E., Boudreau, S., Ropars, P., Hermanutz, L., Trant, A., Collier, L.S., Weijers, S., Rozema, J., Rayback, S.A., Schmidt, N.M., Schaepman-Strub, G., Wipf, S., Rixen, C., Ménard, C.B., Venn, S., Goetz, S., Andreu-Hayles, L., Elmendorf, S., Ravolainen, V., Welker, J., Grogan, P., Epstein, H.E., Hik, D., 2011. Shrub expansion in tundra ecosystems: dynamics, impacts and research priorities. Environmental Research Letters, 6: 045509. DOI: 10.1088/1748-9326/6/4/045509.

Vincent, W.F., Fortier, D., Lévesque, E., Boulanger-Lapointe, N., Tremblay, B., Sarrazin, D., Antoniades, D., Mueller, D.R., 2011. Extreme ecosystems and geosystems in the Canadian High Arctic: Ward Hunt Island and vicinity. Écoscience, 18(3 - special issue: 50th Year Anniversary of CEN): 236-261. DOI: 10.2980/18-3-3448.

 
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