Environmental Variability and Extremes Laboratory

Environmental Variability and Extremes Laboratory

Environmental Variability and Extremes Laboratory

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Select Recent Publications

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Fouché J, Lafrenière MJ, Rutherford K, Lamoureux SF. (submitted). Seasonal hydrology and permafrost disturbance impacts on dissolved organic matter composition in High Arctic headwater catchments. Arctic Science. ADAPT Special Issue

Holloway, J.E., Rudy, A.C.A., Lamoureux, S.F. and Treitz, P., Determining the terrain characteristics related to subsurface water pressurization in permafrost landscapes using susceptibility modelling.  Submitted to Cryosphere, July 2016.

McCarter, S.S., Rudy, A.C.A. and Lamoureux, S.F., Long‐term landscape impact of petroleum exploration in the western Canadian High Arctic.  Submitted to Arctic Science, June 2016.

Lamhonwah D, Lafrenière MJ, Lamoureux SF, Wolfe BB. (submitted). Evaluating the hydrological and hydrochemical responses of a High Arctic catchment during an exceptionally warm summer. Hydrological Processes.

Lewis, T., Dugan, H.A., Normandeau, A. and Lamoureux, S.F. Hyperpycnal flows control the persistence and flushing of hypoxic high conductivity bottom water in a High Arctic lake. Submitted to Aquatic Sciences, April 2016.

Lafrenière, M.J., Louiseize, N. and Lamoureux, S.F. Active layer slope disturbances affect magnitude and composition of dissolved nitrogen export from High Arctic headwater catchments, Submitted to Arctic Science.

Berteaux D, Gauthier G, Dominé F, Ims RA, Lamoureux SF, Lévesque E, Yoccoz N, in press. Effects of changing permafrost and snow conditions on tundra wildlife: critical places and times.  Arctic Science, accepted Dec 2016.

Lamhonwah D., Lafrenière M.J., Lamoureux S.F., and Wolfe B.B., in press. Multi-year impacts of permafrost disturbance and thermal perturbation on High Arctic stream chemistry. Arctic Science, accepted Dec 2016.

Normandeau, A., Lamoureux, S.F., Lajeunesse, P. and Francus, P., 2016. Sediment dynamics in paired High Arctic lakes revealed from a high-resolution swath bathymetry and acoustic stratigraphy survey.  Journal of Geophysical Research Earth Surface Processes,121: 1676–1696, 10.1002/2016JF003873.

Bonnaventure, P.P., Lamoureux, S.F., Favaro, E.A., 2016. Over winter channel bed temperature regimes generated by contrasting snow accumulation in a High Arctic river.  Permafrost and Periglacial Processes, doi: 10.1002/ppp.1902.

Rudy, A.C.A., Lamoureux, S.F., Treitz, P., Van Ewijk, K., Bonnaventure, P.P., 2016.  Terrain controls and landscape-scale modelling of permafrost slope disturbance susceptibility. Permafrost and Periglacial Processes, DOI: 10.1002/ppp.1900.

Rudy, A.C.A., Lamoureux, S.F., Treitz, P. and  Van Ewijk, K., 2016.  Transferability of regional permafrost disturbance susceptibility modelling using generalized linear and generalized additive models.  Geomorphology, 264: 95–108.

Grewer, D.M., Lafrenière, M.J., Lamoureux, S.F., and Simpson, M.J., 2016. Potential shifts in Canadian High Arctic sedimentary organic matter composition with permafrost active layer detachments.  Submitted to Organic Geochemistry.

Lamoureux, S.F., Forbes, D. et al., 2015. The impact climate change on infrastructure in the Western and Central Canadian Arctic.  Chapter 7 in The Integrated Regional Assessment of the Canadian Western and Central Arctic:  An Integrated Regional Impact Study (IRIS) of climate change and modernization, Stern, G. and Gaden, A. (eds.), 40 pp.

Holloway, J.E., Lamoureux, S.F., Montross, S.N. and Lafrenière, M.J., 2015. Climatic and Landscape Controls over Mud Ejection Formation in the Canadian High Arctic.  Permafrost and Periglacial Processes, in press.

Normandeau, A., Joyal, G., Lajeunesse, P., Francus, P., Lamoureux,  S., Lapointe, F.. Holocene mass movements in a High Arctic lake, East Lake, Melville Island (Western Canadian Arctic Archipelago), 2015.  Submarine mass movements and their consequences conference, New Zealand, in press (refereed paper).

Favaro, E.A. and Lamoureux, S.F., 2015. Antecedent Controls on Rainfall Runoff Response and Sediment Transport in a High Arctic Catchment.  Geomorphology, doi.org/10.1016/j.geomorph.2015.06.038.

Grewer, D. M., M. J. Lafrenière, S. F. Lamoureux, and M. J. Simpson. 2015.  Potential shifts in Canadian High Arctic sedimentary organic matter composition with permafrost active layer detachments.  Organic Geochemistry 79:1-13.

Young, K. L., Lafrenière, M.J., Lamoureux, S.F., Abnizova, A., Miller, E., 2015. Seasonal stream regimes and Multi-Year water budgets of hillslope catchments at Polar Bear Pass and Cape Bounty, Nunavut Including Comparisons to other small Arctic Watershed Studies, Hydrology Research. 46: 533–550.

Favaro, E.A. and Lamoureux, S.F., 2014. Antecedent Controls on Rainfall Runoff Response and Sediment Transport in a High Arctic Catchment. Geografiska Annaler doi:10.1111/geoa.12063.

Lamoureux, S.F., M.J. Lafrenière, and Favaro E.A., 2014. Erosion dynamics following localized permafrost slope disturbances, Geophysical Research Letters, 41, doi:10.1002/2014GL060677.

Lamoureux, S.F. and Lafrenière, M.J., 2014.  Seasonal fluxes and age of particulate organic carbon exported from Arctic catchments impacted by localized permafrost slope disturbances.  Environmental Research Letters 9, 045002, doi:10.1088/1748-9326/9/4/045002

Lafrenière, M.J., and Lamoureux, S.F., 2013. Thermal perturbation and rainfall runoff have greater impact on seasonal solute loads than physical disturbance of the active layer.  Permafrost and Periglacial Processes, 24: 241-251.

Bonnaventure, P. and Lamoureux, S.F., 2013. The Active Layer: A Conceptual Review of Monitoring, Modelling Techniques and Changes in a Warming Climate. Progress in Physical Geography, 37: 352-376.

Rudy, A.C.A., Lamoureux, S.F., Treitz, P., Collingwood, A., 2013. Identifying permafrost slope disturbance using multi-temporal optical satellite images and change detection techniques. Cold Regions Science and Technology, 88: 37–49, 10.1016/j.coldregions.2012.12.008.

Lafrenière, M.J., Laurin. E. and Lamoureux, S.F., 2013. The impact of snow accumulation on the active layer thermal regime in High Arctic soils, Vadose Zone Journal 12, doi:10.2136/vzj2012.0058.

Dugan, H.A., Lamoureux, S.F., Lewis, T., and Lafreniere, M.J., 2012. The impact of permafrost disturbances and sediment loading on the limnological characteristics of two high arctic lakes, Permafrost and Periglacial Processes, doi: 10.1002/ppp.1735.

Stewart, K.A. and Lamoureux, S.F., 2012. Seasonal and microhabitat influences on diatom assemblages and their representation in sediment traps and surface sediments from adjacent High Arctic lakes: Cape Bounty, Melville Island, Nunavut.  Hydrobiologia, 683: 265-286.

Lewis, T., Lafrenière, M.J. and Lamoureux, S.F., 2012.  Hydrochemical and sedimentary responses of paired High Arctic watersheds to unusual climate and permafrost disturbance, Cape Bounty, Melville Island, Canada. Hydrological Processes, doi: 10.1002/hyp.8335.