Denis LACELLE

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Denis LACELLE
Undergraduate studies and co-op supervisor, and Chair, Environmental Studies Program and Associate professor, Department of Geography, Environment and Geomatics

PhD. Department of Earth Sciences, University of Ottawa, Canada. 2006
MSc. Department of Geography, University of Ottawa, Canada. 2002
B.A. Department of Geography, University of Ottawa, Canada. 2000

SMD 014

Office: 613-562-5800 ext. 1059

Work E-mail: dlacelle@uOttawa.ca
Undergrade email: GEGdiru@uOttawa.ca

Denis Lacelle

Biography

Current research projects

  • Investigation of near-surface permafrost disturbances on water quality under changing climate;
  • Origin, stability and habitability of ancient ground ice and permafrost;
  • Ice dynamics of perennially covered lakes in the Dry Valleys of Antarctica;
  • Polar environments as planetary analogues;
  • Development of field-deployable instruments for continuous high-frequency analysis in remote locations.

Career

2015-Present: Associate Professor, Department of Geography, University of Ottawa, Ottawa, ON, Canada
2011- 2015: Assistant Professor, Department of Geography, University of Ottawa, Ottawa, ON, Canada 
2010-2011: Sessional Lecturer, Departments of Geography and Earth Sciences, University of Ottawa, Ottawa, ON, Canada 
2010-2011: Research Associate, Department of Earth Sciences, University of Ottawa, Ottawa, ON, Canada
2007-2010: NSERC Visiting Fellow, Canadian Space Agency, St-Hubert, QC, Canada

Awards

2015-Ontario Early Researcher Award
2013-University of Ottawa Young Researcher of the Year in Science and Technology
2013-University of Ottawa, Faculty of Arts, Young Researcher of the Year

Courses taught

GEG 1301 Introduction to Physical Geography
GEG 2720 Introduction aux SIG et teledection
GEG 3102 Hydrology
GEG 3307 Polar Geography
GEG 3306 / GEO 2334 Quaternary Geology and Climate Change
GEG 4101 Permafrost Environment


Selected Peer-Reviewed Publications (showing last 5 years)

2015

45. Lacelle, D., Lapalme, C., Davila, A.F., Pollard, W., Marinova, M., Heldmann, J., McKay, C.P. 2015. Solar radiation and air and ground temperature relations in the cold and hyper arid Quartermain Mountains, McMurdo Dry Valleys of Antarctica. Permafrost and Periglacial Processes (in press)

44. Kokelj, S.V., Tunnicliffe, J., Lacelle, D., Lantz, T.C., Chin, K., Fraser, R.H. 2015. Increased precipitation drives mega-slump development and destabilization of ice-rich permafrost terrain, northwestern Canada. Global Planetary Change 129, 56-68.

43. Lacelle, D., Brooker, A., Fraser, R.H., Kokelj, S.V. 2015. Distribution and growth of thaw slumps in the Richardson Mountains – Peel Plateau region, northwestern Canada. Geomorphology 235, 40-51.

2014

42. Fraser, R.H., Olthof, I., Kokelj, S.V., Lantz, T.C., Lacelle, D., Brooker, A., Wolfe, S., Schwarz S. 2014. Detecting landscape changes in high latitude environments using Landsat trend analysis: 1. Visualization. Remote Sensing 6, 11533-11557.

41. Fisher, D.A., Lacelle, D. 2014. A model for co-isotopic signatures of evolving ground ice in the cold dry environments of Earth and Mars. Icarus 243, 454-470.

40. Brooker, A., Fraser, R., Olthoff, I., Kokelj, S.V., Lacelle, D. 2014. Mapping the activity and evolution of retrogressive thaw slumps by Tasseled Cap trend analysis of a Landsat satellite image stack. Permafrost and Periglacial Processes 25, 243-256.

39. Lacelle, D., Fontaine, M., Forest, A., Kokelj, S.V. 2014. High-resolution stable water isotopes as tracers of thaw unconformities in permafrost: a case study from western Arctic Canada. Chemical Geology 368, 85-96.

2013

38. Lacelle, D., Lauriol, B., Zazula, G., Ghaled, B., Utting, N., Clark, I.D. 2013. Timing of advance and basal conditions of the Laurentide Ice Sheet during the last glacial maximum in the Richardson Mountains, NWT. Quaternary Research 80, 274-283.

37. Heldmann, J., Pollard, W.H., McKay, C.P., Marinova, M.M., Davila, A., Williams, K.E., Lacelle, D., Andersen, D.T. 2013. The high elevation dry valleys in Antarctica as analog sites for subsurface ice on Mars. Planetary and Space Science 85, 53-58.

36. Malone, L., Lacelle, D., Kokelj, S.V., Clark, I.D. 2013. Impacts of hillslope thaw slumps on the geochemistry of permafrost catchments (Stony Creek watershed, NWT, Canada). Chemical Geology 356, 38-49.

35. Lacelle, D., Davila, AF., Fisher, DA., Pollard, WH., DeWitt, R., Heldmann, JL., Marinova, MM., McKay, CP. 2013. Excess ground ice of condensation-diffusion origin in University Valley, McMurdo Dry Valleys of Antarctica: evidence from isotope geochemistry and numerical modeling. Geochimica et Cosmochimica Acta 120, 280-297.

34. Marinova, M., McKay, CP., Pollard, WH., Heldman, JL., Davila, AF., Andersen, DT., Jackson, AW., Lacelle, D., Paulson, G., Zacny, K. 2013. Distribution of depth to ice-cemented soils in the high-elevation Quartermain Mountains, Dry Valleys of Antarctica. Antarctic Science 25, 575-582. doi:10.1017/S095410201200123X.

33. Davila, A., Fairen, AG., Stokes, C.R., Platz, T., Rodriguez, A.P., Lacelle, D., Dohm, J., Pollard, WH. 2013. Evidence for Hesperian glaciation along the Martian dichotomy boundary. Geology 41, 755-758. doi:10.1130/G34201.1

32. Kokelj, SV., Lacelle, D., Lantz, TC., Malone, L., Clark, ID, Chin, K., Tunnicliffe, J., Czarneki, A., Joynte, A. 2013. Thawing of massive ground-ice in mega slumps drives increases in stream sediment and solute flux across a range of watershed scales. Journal of Geophysical Research: Earth Surface 118, 681-692. doi:10.1002/jgrf.20063

31. Lacelle, D., Vasil’chuck, Y.R. 2013. Recent progress (2007-2012) in permafrost isotope geochemistry. 2013. Permafrost and Periglacial Processes 24, 138-145. doi: 10.1002/ppp.1768.

30. McKay, CP., Stoker, CR., Glass, BJ., Davé, AI., Davila, AF., Heldmann, JL., Marinova, MM., Fairen, AG., Quinn, RC., Zacny, KA., Paulsen, G., Smith, PH., Parro, V., Andersen, DT., Hecht, MH., Lacelle, D., Pollard, WH. 2013. The IceBreaker life mission to Mars: a search for biomolecule evidence for life. Astrobiology 13, 334-353.

2012

29. Pollard, WH. Lacelle, D., Davila, AF., Andersen, D., McKay, CP., Marinova, M., Heldman, J. 2012. Ground ice conditions in University Valley, McMurdo Dry Valleys, Antarctica. Proceedings Tenth International Conference on Permafrost, volume 1: Edited by K.M. Hinkel, Salekhard, Yamal-Nenets Autonomous District, Russia, June 25–29, 2012, The Northern Publisher, pp. 305-310.

28. Heldmann, JL., Marinova, M., Williams, KE., Lacelle, D., McKay, CP., Davila, A., Pollard, WH., Andersen, DT. 2012. Formation and evolution of buried snowpack deposits in Pearse Valley, Antarctica: implications for Mars. Antarctic Science 24, 299-316. doi:10.1017/S0954102011000903

2011

27. Lacelle, D., Radtke, K., Clark, ID., Fisher, D., Lauriol, B., Utting, N., Whyte, LG. 2011. Geomicrobiology and occluded O2-CO2-Ar analyses provide evidence of microbial respiration in ancient terrestrial ground ice bodies. Earth and Planetary Science Letters 306, 46-54. 

26. Lacelle, D. 2011. On the 18O, D and D-excess relations in meteoric precipitation and during equilibrium freezing: theoretical approach and field examples. Permafrost and Periglacial Processes 22, 13-25.

25. St-Jean, M., Clark, ID, Lauriol, B., Lacelle, D., Zdanowicz, C. 2011. Investigation of ice wedge infilling processes using stable O-H isotopes, crystallography and occluded gases (O2, N2, Ar). Permafrost and Periglacial Processes 22, 49-64.

24. Lacelle, D. Davila, A., Pollard, WH., Andersen, D., Heldmann, J., Marinova, M., McKay, CP. 2011. Stability of massive ground ice bodies in University Valley, McMurdo Dry Valleys of Antarctica: using stable O-H isotopes as tracers of sublimation in hyper-arid regions. Earth and Planetary Science Letters 301, 403-411.

2010

23. Lauriol, B. Lacelle, D., St-Jean, M., Clark, ID., Zazula, G. 2010. Late Quaternary paleoenvironments and growth of intrusive ice in eastern Beringia (Eagle River valley, northern Yukon, Canada). Canadian Journal of Earth Sciences 47, 941-955.

22. Lacelle, D. 2010. Discussion: “The biogenic origin of needle fibre calcite” by G. Cailleau et al., 2009. Sedimentology 57, 1147-1149.

21. Lacelle, D., Bjornson, J., Lauriol, B. 2010. Climatic and geomorphic factors affecting contemporary (1950-2004) activity of retrogressive thaw slumps on the Aklavik Plateau, Richardson Mountains, N.W.T., Canada. Permafrost and Periglacial Processes 1, 1-15.

20. Lacelle, D., Léveillé, R. 2010. Acid drainage generation and associated Ca-Fe-SO4 minerals in a periglacial environment, Eagle Plains, northern Yukon, Canada: a potential analogue for low temperature sulfate formation on Mars. Planetary and Space Science 58, 509-521.

2009

19. Lacelle, D., St-Jean, M., Lauriol, B., Clark, ID, Lewkowicz, A., Froese, D., Kuehn, SC., Zazula, G. 2009. Burial and preservation a 30,000 year old perennial snowbank in Red Creek valley, Ogilvie Mountains, central Yukon, Canada. Quaternary Science Reviews 28, 3401-3413.

18. Pellerin, A., Lacelle, D., Fortin, D., Clark, ID, Lauriol, B. 2009. Microbial diversity in endostromatolites and the surrounding permafrost landscape, Haughton impact crater, Devon Island, Canada. Astrobiology 9, 807-822.

17. Lacelle, D., Lauriol, B., Clark, ID. 2009. Formation of seasonal ice bodies and associated cryogenic carbonates in Caverne de l’Ours, Québec, Canada: Kinetic isotope effects and pseudo-biogenic crystal structures. Journal of Cave and Karst Studies 71, 48-62. 

16. Lauriol, B., Lacelle, D., Labrecque, S., Duguay, C.R., Telka, A. 2009. Holocene evolution of lakes in the Bluefish Basin, northern Yukon, Canada. Arctic 62, 212-224.

15. Labrecque, S., Lacelle, D., Duguay, C.R., Lauriol, B., Hawkings, J. 2009. Contemporary (1951-2001) evolution of lakes in the Old Crow Basin, northern Yukon, Canada: remote sensing, numerical modeling and stable isotope analysis. Arctic 62, 225-238.

14. Lacelle, D., Pellerin, A., Clark, ID., Lauriol, B., Fortin, D. 2009. (Micro)morphological, inorganic-organic isotope geochemistry and microbial populations in endostromatolites (cf. fissure calcretes), Haughton impact crater, Devon Island, Canada: the influence of geochemical pathways on the preservation of isotopic biomarkers. Earth and Planetary Science Letters 281, 202-214.

Graduate student supervision

Ongoing

Ongoing

  • Stéphanie Coulombe, PhD candidate (2013-present). Département de Géographie, Université de Montréal. Title: Paléoglaciologie Pliocène-Pléistocène de l’Île Bylot, Nunavut. Supervisor: Dr. Daniel Fortier (Université de Montréal).
  • Roxanne Frappier. MSc candidate (2015-present). Co-supervision with Dr. Andre Viau (University of Ottawa).
  • Marjolaine Verret. MSc candidate (2015-present).
  • Lindsay Armstrong. MSc candidate (2015-present).
  • Benoit Faucher. MSc candidate (2015-present).
  • Philippe Brasseur, MSc candidate (2014-present). Experimental investigation of water vapour exchanges between atmosphere and ground ice: implications for the martian hydrological cycle
  • Brittany Main, MSc candidate (2014-present). Organically-bound tritium, Cs-137, C-14 as tracers of soil movement in periglacial landscapes.
  • Alex P. Forest, MSc candidate (2014-present). Groundwater conditions in the Mackenzie and Franklin Mountains, NWT, Canada.
  • Michael Grinter, MSc candidate, (2012-present). Department of Earth Sciences, University of Ottawa. Title:  Pleistocene and Holocene climate reconstruction in central Yukon from ground ice and permafrost. Co-supervisor: Dr. Ian D. Clark (University of Ottawa)

Completed

  • Caitlin Lapalme, MSc Department of Geography, University of Ottawa. Title: Near-surface ground ice conditions in University Valley, McMurdo Dry Valleys of Antarctica. Completed November 2015 (2013-2015).
  • Marielle Fontaine, MSc Department of Geography, University of Ottawa. Title: Ground ice content and geochemistry of active layer and permafrost in northwestern Arctic Canada. Completed November 2015 (2013-2015).
  • Andréanne Bourgeois-Roy, MSc Department of Geography, University of Ottawa. Title: Les depots coquilliers de Baie-Comeau (Québec, Canada): communautes d’invertebres marins, compositions isotopiques, geochimiques et reconstruction paleo-environnementale. Completed November 2014 (2012-2014).
  • Catherine Paquette, MSc Department of Geography, University of Ottawa. Title A geospatial approach to display the impacts of permafrost disturbances on the geochemistry of streams, Lower Peel River and Western Mackenzie basin, northwestern Canada. Completed December 2014 (2012-14).
  • Alex Brooker, MSc Department of Geography, University of Ottawa. Title: Investigating changes in retrogressive thaw slumps in the Richardson Mountains (NWT) based on trend analysis of long-term Landsat image stacks. Completed February 2014 (2012-2014)
  • Laura Malone, MSc Department of Earth Sciences, University of Ottawa. Title of thesis: Investigation of near-surface permafrost disturbances on water quality under changing climate near Fort McPherson, NWT, Canada. Supervisor: Dr. Ian D. Clark (University of Ottawa). Completed April 2013 (2010-13)
  • Dave Fox. MSc Department of Geography, McGill University. Title of thesis: Can noble gases identify ground ice types on Hershel Island, YT? Supervisor: Dr. Wayne Pollard (McGill University). Completed December 2011 (2009-11). 
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