* Please don't hesitate to get in touch to obtain reprints of any of the following publications.

Peer Reviewed Literature

2024: 
  • Hunt, B.P.V., Alin, S., Bidlack, A., Diefenderfer, H.L., Jackson, J.M., Kellogg, C.T.E., Kiffney, P., St. Pierre, K.A., Carmack, E., Floyd W.C., Hood, E., Horner-Devince, A.R., Levings, C., Vargas, C.A. (2024) Advancing an integrated understanding of land-ocean connections in shaping the marine ecosystems of coastal temperate rainforest ecoregions. Limnology and Oceanography. In Press, doi:  
    https://doi.org/10.1002/lno.12724
  • St. Louis, V.L., St. Pierre, K.A., Emmerton, C.A., Serbu, J.A., Talbot, C.H., Szostek, L., Lehnherr, I., Muir, D.C.G., Criscitiello, A. (2024) Winter Dust Storms Impact the Physical and Biogeochemical Functioning of a Large High Arctic Lake. Environmental Science & Technology, 58, 7415-7424. doi: doi.org/10.1021/acs.est.4c00705. *Featured on the cover of the issue. Keywords: freshwater, extreme events, biogeochemistry.
​2022:
  • St. Pierre, K.A., Hunt, B.P.V., Giesbrecht, I., Tank, S.E., Lertzman, K.P., Del Bel Belluz, K., Hessing-Lewis, M.L., Olson, A., Froese, T. Seasonally and spatially variable organic matter contributions from watershed, macrophyte and pelagic sources to the northeast Pacific coastal ocean margin. Frontiers in Marine Science, 2022, 9, 863209. Keywords: carbon, nitrogen, coastal, cross-ecosystem subsidies.
  • Dastoor, A., Angot, H., Bieser, J., Christensen, J., Douglas, T., Heimbürger-Boavida, L.-E., Jiskra, M., Mason, R., McLagan, D., Obrist, D., Outridge, P., Petrova, M., Ryjkov, A., St. Pierre, K., Schartup, A., Soerensen, A., Toyota, K., Travnikov,O., Wilson, S., Zdanowicz, C. Arctic mercury cycling. Nature Reviews Earth & Environment, 2022, doi: 10.1038/s43017-022-00269-w. Keywords: mercury, Arctic.
  • Chételat, J.*, McKinney, M.*, Amyot, M., Dastoor, A., Douglas, T., Heimbürger-Boavida, L.-E., Kirk, J., Kahilainen, K.K., Outridge, P.M., Pelletier, N., Skov, H., St. Pierre, K., Vuorenmaa, J., Wang, F. Climate change and mercury in the Arctic: Abiotic interactions. Science of the Total Environment, 2022, 824, 153715. *Shared first authorship Keywords: mercury, Arctic, climate change.
  • MacInnis, J., De Silva, A.O., Lehnherr, I., Muir, D.C.G., St. Pierre, K.A., St. Louis, V.L., Spencer, C. Investigation of perfluoroalkyl substances in proglacial rivers and permafrost seep in a high Arctic watershed. Environmental Science: Processes & Impacts, 2022. Keywords: organic contaminants, freshwater, Arctic, glaciers. 
2021:
  • Giesbrecht, I.J.W., Floyd, W.C., Tank, S.E., Lertzman, K.P., Hunt, B.P.V., Korver, M.C., Oliver, A.A., Brunsting, R., Sanborn, P., Gonzalez Arriola, S.G., Santiago, G., Frazer, G.F., St. Pierre, K.A., Hately, S., McPhail, J., Owen, C., Butler, S., Fejde, B., Myers, E., Quayle, L., Haughton, E., Desmarais, I., White, R., Levy-Booth, D., Kellogg, C.T.E., Jackson, J.M., Mohn, W.W., Hallam, S.J., Del Bel Belluz, J. The Kwakshua Watersheds Observatory, Central Coast of British Columbia, Canada . Hydrological Processes, 2021, 35, e14198. Keywords: watershed, coastal.
  • St. Pierre, K.A., Hunt, B.P.V., Tank, S.E., Giesbrecht, I., Korver, M.C., Floyd, W.C., Oliver, A.A., Lertzman, K.P. Rain-fed streams dilute inorganic nutrients but subsidise organic matter-associated nutrients in coastal waters of the northeast Pacific Ocean. Biogeosciences, 2021, 18, 3029-3052. Associated dataset: link. Keywords: nitrogen, iron, freshwater, coastal.
  • Varty, S., Lehnherr, I., St. Pierre, K., Kirk, J., Wisniewski, V. Methylmercury transport and fate shows strong seasonal and spatial variability along a High Arctic freshwater hydrologic continuum. Environmental Science & Technology 2021, 55, 331-340. Keywords: mercury, watersheds, transport, transformation.
2020:
  • St. Pierre, K.A.*, Oliver, A.A.*, Tank, S.E., Hunt, B.P.V., Giesbrecht, I., Kellogg, C.T.E., Jackson, J.M., Lertzman, K.P., Floyd, W.C., Korver, M.C. Terrestrial exports of dissolved and particulate organic carbon affect nearshore ecosystems of the Pacific coastal temperate rainforest. Limnology and Oceanography 2020, 65, 2657-2675. *Shared first authorship.  Associated dataset: link. Video abstract available here. ​Keywords: organic carbon, freshwater, coastal.
  • Colby, G.A., Ruuskanen, M.O., St. Pierre, K.A., St. Louis, V.L., Poulain, A.J., Aris-Brosou, S. Warming climate is reducing the diversity of dominant microbes in the largest High Arctic lake. Frontiers in Microbiology 2020. 11, 561194. Keywords: microbiology, nutrient biogeochemistry, sediments. 
  • Michelutti, N., Douglas, M.S.V., Antoniades, D., Lehnherr, I., St. Louis, V.L., St. Pierre, K.A., Muir, D.C.G., Brunskill, G., Smol, J.P. Contrasting the ecological effects of decreasing ice cover versus accelerated glacial melt on the High Arctic's largest lake. Proceedings of the Royal Society B 2020, 287, 20201185. Keywords: diatoms, freshwater, ice.
  • Sun, Y., De Silva A.O., St. Pierre, K.A., Muir, D.G.C., Spencer, C., Lehnherr, I. Glacial Melt Inputs of Organophosphate Ester Flame Retardants to the Largest High Arctic Lake . Environmental Science & Technology 2020, 54, 5, 2734-2843. Keywords: organic contaminants, freshwater, glaciers.  
  • ​Ruuskanen, M.O., St. Pierre, K.A., St. Louis, V.L., Colby, G., Aris-Brosou, S., Poulain, A.J. Microbial genomes retrieved from high arctic lake sediments encode for adaptation to cold and oligotrophic environments. Limnology and Oceanography 2020, 65, S233-S247. Keywords: microbiology, nutrient biogeochemistry, sediments. 
2019:
  • Cavaco, M. A., St. Louis, V.L., Engel, K., St. Pierre, K.A., Schiff, S.L., Stibal, M., Neufeld, J. Freshwater microbial community diversity in a rapidly changing high arctic watershed. FEMS Microbiology Ecology 2019, 95, fiz161. Keywords: microbiology, nutrient biogeochemistry, freshwater. 
  • St. Pierre, K.A., Kortegaard Danielsen, B., Hermesdorf, L., D'Imperio, L., Lønsmann Iversen, L., Elberling, B. Drivers of net methane uptake across Greenlandic dry heath tundra landscapes. Soil Biology and Biochemistry 2019, 138, 107605. Keywords: methane oxidation, spatial variability, terrestrial.
  • MacInnis, J.J., Lehnherr, I., Muir, D.C.G., St. Pierre, K.A., St. Louis, V.L., Spencer, C., De Silva, A.O. Fate and transport of perfluoroalkyl substances from snowpacks into a lake in the High Arctic of Canada. Environmental Science & Technology 2019, 53, 10753-10762. Keywords: organic contaminants, snow melt, freshwater. 
  • St. Pierre, K.A., ​St. Louis, V.L., Schiff, S.L., Lehnherr, I., Dainard, P.G., Gardner, A.S., Aukes, P.J.K., Shark, M.J. Proglacial freshwaters are significant and unrecognized sinks of atmospheric CO2. Proceedings of the National Academy of Sciences of the United States of America 2019, 116, 17690-17695. [See media coverage.] Keywords: carbon, glaciers, freshwater.
  • St. Louis, V.L., Graydon, J.A., Lehnherr, I., Amos, H.M., Sunderland, E.M., St. Pierre, K.A., Emmerton, C.A., Sandilands, K., Tate, M.T., Steffen, A., Humphreys, E.R. Atmospheric deposition and wet/dry loadings of mercury at the remote Experimental Lakes Area, Northwestern Ontario, Canada. Environmental Science & Technology 2019, 53, 8017-8026. Keywords: mercury, boreal, terrestrial.
  • Bechshoft, T., Dyck, M., St. Pierre, K.A., Derocher, A.E., St. Louis, V.L. The use of hair as a proxy for total and methylmercury burdens in polar bear muscle tissue. Science of the Total Environment 2019, 686, 1120-1128. Keywords: mercury, analytical method, animals.
  • St. Pierre, K.A., St. Louis, V.L., Lehnherr, I., Schiff, S.L., Muir, D.C.G., Poulain, A.J., Smol, J.P., Talbot, C., Ma, M., Findlay, D.L., Findlay, W.J., Arnott, S.E., Gardner, A.S. Contemporary limnology of the rapidly changing glacierized watershed of the world's largest High Arctic lake. Scientific Reports 2019, 9, 4447. Keywords: nutrient biogeochemistry, watershed mass balance, freshwater. 
  • St. Pierre, K.A., St. Louis, V.L., Lehnherr, I., Gardner, A.S., Muir, D.C.G., Wiklund, J., Lemire, D., Serbu, J.A., Szostek, L., Talbot, C. Drivers of Mercury Cycling in the Rapidly Changing Glacierized Watershed of the High Arctic's Largest Lake by Volume (Lake Hazen, Nunavut, Canada). Environmental Science & Technology 2019, 53, 1175-1185. [See media coverage.] Keywords: mercury, watershed mass balance, freshwater.
2018:
  • St. Pierre, K.A.*, Zolkos, S.*, Shakil, S.*, Tank, S.E., St. Louis, V.L., Kokelj, S.V. Unprecedented increases in  total and methyl mercury concentrations downstream of retrogressive thaw slumps in the western Canadian Arctic. Environmental Science & Technology 2018, 52, 14099-14109. *Shared first authorship. [See media coverage.] Keywords: mercury, mobilization, permafrost.
  • Willis, C.E., St. Louis, V.L., Kirk, J.L., St. Pierre, K.A., Dodge, C.Tailings ponds of the Athabasca Oil Sands Region, Alberta, Canada are likely not significant sources of total mercury and methylmercury to nearby ground and surface waters. Science of the Total Environment. 2018, 647, 1604-1610. Keywords: mercury, industrial effects. 
  • Ruuskanen, M.O., St. Pierre, K.A., St. Louis, V.L., Aris-Brosou, S., Poulain, A.J. Physicochemical drivers of microbial community structure in sediments of Lake Hazen, Nunavut, Canada. Frontiers in Microbiology 2018, 9, 1138. Keywords: microbiology, nutrient biogeochemistry, sediments. 
  •  Lehnherr, I., St. Louis, V.L., Sharp, M., Gardner, A.S., Smol, J.P., Schiff, S.L., Muir, D.C.G., Mortimer, C.A., Michelutti, N., Tarnocai, C., St. Pierre, K.A., Emmerton, C. A., Wiklund, J.A., Köck, G., Lamoureux, S.F., Talbot, C.H. The world's largest High Arctic lake responds rapidly to climate warming. Nature Communications. 2018, 9, 1290. [See media coverage.] Keywords: climate change, watershed, glaciers, freshwater. 
​2017 and earlier:
  • St. Pierre, K.A., St.Louis, V.L., Lehnherr, I., Kirk, J.L., La Farge, C., Wang, S. The importance of open marine waters to the enrichment of total mercury and monomethylmercury in the Canadian High Arctic. Environmental Science & Technology. 2015, 49, 5930-5938.  [See media coverage.] Keywords: mercury, connectivity, marine, terrestrial.  
  • St. Pierre, K.A., Chételat, J., Yumvihoze, E., Poulain, A.J. Temperature and the sulphur cycle control methylmercury cycling in high Arctic coastal marine sediments from Allen Bay, Nunavut, Canada. Environmental Science & Technology. 2014, 48, 2680-2687.Keywords: mercury, marine, incubation, stable isotopes. ​​

Assessment Reports (Peer Reviewed)

Canadian Mountain Assessment (2023): ucp.manifoldapp.org/projects/9781773855103
  • Chapter 2: Mountain Environments

AMAP Assessment 2021: Mercury in the Arctic. 
  • Chapter 3: Changes in Arctic mercury levels: emissions, sources, pathways and emissions
  • Chapter 4: Changes in Arctic mercury levels: processes affecting mercury transformations and biotic uptake
  • Chapter 5: How does climate change influence mercury in the Arctic environment and in biota? 

Thesis

St. Pierre, K.A. (2018) Biogeochemical impacts of glacial meltwaters across a High Arctic watershed. Ph.D. Thesis. University of Alberta. doi: 10.7939/R3XG9FS81