Nora Casson
Title:Associate Professor, Canada Research Chair in Environmental Influences on Water Quality
Office:2RC022
Building:Richardson College for the Environment
Phone:(204) 258-3052
Email:n.casson@uwinnipeg.ca
教学领域:
Biogeochemistry
Catchment hydrology
Ecosystem ecology
Courses:
GEOG-2218(3) Fluvial and Slope Processes
GEOG-3210(3) Hydrology
GEOG-3218(3) Global BioGeochemical Cycles
GEOG-3330(3) Research Methods in Geography
Research Interests:
Hydrological controls on stream nutrient export.
Landscape controls on stream and lake chemistry.
Interactions between hydrological and biogeochemical processes across ecosystems.
Publications:
Orihel, D. M., H. M. Baulch,N. J.Casson,R. L. North, C. T. Parsons, D. C. Seckar, and J. J. Venkiteswaran, J. J. 2017.Internal phosphorus loading in Canadian fresh waters: a critical review and data analysis。Canadian Journal of Fisheries and Aquatic Sciences74(12): 2005 - 2029。
Enanga, E. M.,N.J.Casson, T. Fairweather, and I. F. Creed. 2017.Nitrous oxide and dinitrogen: The missing flux in nitrogen budgets of forested catchments?Environmental Science and Technology51(11): 6036–6043.
Crossman, J., M. C. Eimers,N. J.Casson, D. A. Burns, J. L. Campbell, G. E. Likens, M. J. Mitchell, S. J. Nelson, J. B. Shanley, S. A. Watmough, and K. L. Webster. 2016.Regional meteorological drivers and long term trends on winter-spring nitrate dynamics across watersheds in northeastern North America。Biogeochemistry130(3): 247–265.
Enanga, E. M., I. F. Creed, T. Fairweather, andN. J.Casson.2016.Snow covered soils produce N2O that is lost from forested catchments prior to snowmelt。Journal of Geophysical Research – Biogeosciences121: 2356–2368
Stanley, E. H.,N. J.Casson, S. T. Christel, J. T. Crawford, L. C. Loken, and S. K. Oliver. 2016.The ecology of methane in streams and rivers: patterns, controls, and global significance。Ecological Monographs86(2): 146–171.
Enanga, E. M., I. F. Creed,N. J.Casson,and F. D. Beall. 2016.Summer storms trigger soil N2O efflux episodes in forested catchments。Journal of Geophysical Research – Biogeosciences121: 95-108.
Crawford, J. T., L. C. Loken,N. J.Casson,C. Smith, A. G. Stone, and L. A. Winslow. 2015.High-speed limnology: Using advanced sensors to investigate spatial variability in biogeochemistry and hydrology。Environmental Science and Technology49(1): 442–450.
Casson, N. J.,M. C. Eimers, and S. A. Watmough. 2014.Controls on soil nitrification and stream nitrate export at two forested catchments。Biogeochemistry121(2): 355–368.
Casson, N. J.,M. C. Eimers, and S. A. Watmough. 2014.Sources of nitrate export during rain-on-snow events at forested catchments。Biogeochemistry120(1-3): 23–36.O'Brien H. D., M. C. Eimers, S. A. Watmough andN. J. Casson。2013.Spatial and temporal patterns in total phosphorus in south-central Ontario streams: The role of wetlands and past disturbance。Canadian Journal of Fisheries and Aquatic Sciences70 (5): 766-774, doi:10.1139/cjfas-2012-0474.
Casson, N. J.,M. C. Eimers, and S. A. Watmough. 2012.Impact of winter warming on the timing of nutrient export from forested catchments。Hydrological Processes26: 2546–2554.
Casson, N. J., M. C. Eimers and S. A. Watmough. 2012.An assessment of the nutrient status of sugar maple in Ontario: Indications of phosphorus limitation。Environmental Monitoring and Assessment184(10): 5917–5927.
Casson, N. J., M. C. Eimers and J. M. Buttle. 2010.The contribution of rain-on-snow events to nitrate export in the forested landscape of south-central Ontario, Canada。Hydrological Processes24: 1985-1993.