South Academic Building 348-D
University of Alberta
T6G 2G7, AB, Canada
(780) 248 1814
Assistant Professor and Campus Alberta Innovates Program (CAIP) Research chair, University of Alberta, 2014-Current. Department of Renewable Resources, University of Alberta, Edmonton, Canada
Post-doctoral fellow, University of Guelph, 2011-2014. Department of Integrative Biology, University of Guelph, Guelph, Canada.
Ph.D. in Geography at McGill University, 2006-2011. Department of Geography, McGill University, Montreal, Canada.
MSc in Environmental Science at Lund University, 2001-2005. Department of Physical Geography and Ecosystem Analysis, Lund University, Lund, Sweden.
Peer-Reviewed Journal Publications
Pelletier N, Talbot J, Olefeldt D, Turetsky MR, Blodau C, Sonnentag O, Quinton WL. (In press) Influence of Holocene permafrost aggradation and thaw on the paleoecology and carbon storage of a peatland complex, northwestern Canada. The Holocene.
Olefeldt D, Euskirchen E, Harden J, Kane E, McGuire AD, Waldrop MP, Turetsky MR. (2017) A decade of boreal rich fen greenhouse gas fluxes in response to natural and experimental water table variability. Global Change Biology. In press.
Olefeldt D, Goswami S, Grosse G, Hayes D, Hugelius G, Kuhry P, McGuire AD, Romanovsky VE, Sannel ABK, Schuur EAG, Turetsky MR. (2016) Circumpolar distribution and carbon storage of thermokarst landscapes. Nature Communications, 7, 13043.
Gordon J, Quinton W, Branfireun BA, D Olefeldt. (2016) Mercury and methylmercury biogeochemistry in a thawing permafrost wetland complex, Northwest Territories, Canada. Hydrological Processes, 30, 3627-3638.
Abbott BW, Olefeldt D, et al. (2016) Biomass offsets little or none of permafrost carbon release from soils, streams, and wildfire: an expert assessment. Environmental Research Letters, 11:034014.
Lundin EJ, Klaminder J, Giesler R, Persson A, Olefeldt D, Heliasz M, Christensen TR, Karlsson J. (2016) Is the subarctic landscape still a carbon sink? Evidence from a detailed catchment balance. Geophysical Research Letters, 43, 1988-1995.
Koven CD, Olefeldt D, et al. (2015) A simplified, data-constrained approach to estimate the permafrost carbon-climate feedback. Philosophical Transactions of the Royal Society A, 373, 20140423
Campioli M, Olefeldt D, et al. (2015) Biomass production efficiency controlled by management in temperate and boreal ecosystems. Nature Geoscience, 8, 843-846.
Schuur EAG, McGuire AD, Grosse G, Harden J, Hugelius G, Koven CD, Kuhry P, Lawrence DM, Natali SM, Olefeldt D, Romanovski VE, Schaedel C, Schaefer K, Turetsky MR, Treat T, Vonk J (2015) Permafrost carbon and climate change, Nature, 520, 171-179.
Tang J, Miller PA, Persson A, Olefeldt D, Pilesjö P, Heliasz M, Jackowicz-Korczynski, Yang Z, Smith B, Callaghan TV, Christensen TR (2015) Carbon budget estimation of a subarctic catchment using a dynamic ecosystem model at high spatial resolution, Biogeosciences, 12, 2791-2808.
Olefeldt D, Roulet NT, (2014) Permafrost conditions in peatlands regulate magnitude, timing and chemical composition of catchment dissolved organic carbon export, Global Change Biology, 20, 3122-3136, doi:10.1111/gcb.12607
Turetsky MR, Kotowska A, Bubier J, Dise NB, Crill P, Hornibrook E, Minkinnen K, Moore TR, Myer-Smith IH, Nykänen H, Olefeldt D, Rinne J, Saarnio S, Shurpali N, Waddington JW, White J, Wickland K, Wilmking W, (2014) A synthesis of methane emissions from 70 northern, temperate, and subtropical wetlands, Global Change Biology, 20, 2183-2197, doi:10.1111/gcb.12580
Olefeldt D, Turetsky MR, Persson A, (2014) Influence of the permafrost boundary on dissolved organic matter characteristics in rivers within the Boreal and Taiga Plains of western Canada, Environmental Research Letters, 9, 035005, doi:10.1088/1748-9326/9/3/035005
Olefeldt D, Turetsky MR, Blodau C (2013), Altered composition and microbial versus UV-mediated degradation of dissolved organic matter in boreal soils following wildfire, Ecosystems, 16, 1396-1412, doi:10.1007/s10021-013-9691-y
Olefeldt D, Devito KJ, Turetsky MR, (2013), Sources and fate of terrestrial dissolved organic carbon in lakes of a Boreal Plains region recently affected by wildfire, Biogeosciences, 10, 6247-6265, doi:10.5194/bgd-10-6093-2013
Olefeldt D, Turetsky MR, Crill P, McGuire D (2013), Environmental and physical controls on northern terrestrial methane fluxes across permafrost zones, Global Change Biology, 19, 589-603, doi: 10.1111/gcb.12071
Olefeldt D, Roulet NT, Giesler R, Persson A (2013), Total waterborne carbon export and DOC composition from ten nested subarctic catchments – importance of peatland cover, groundwater influence and inter-annual variability of precipitation patterns, Hydrological processes, 27, 2280-2294, doi: 10.1002/hyp.9358.
Olefeldt D, Roulet NT (2012), Effects of permafrost and hydrology on the composition and transport of dissolved organic carbon (DOC) in a subarctic peatland complex, Journal of Geophysical Research – Biogeosciences, 117, G01005, doi: 10.1029/2011JG001819.
Olefeldt D, Roulet NT, Bergeron O, Crill P, Bäckstrand K, Christensen TR (2012), Net carbon accumulation of a high-latitude permafrost palsa mire similar to permafrost-free peatlands, Geophysical Research Letters, 39, L03501, doi: 10.1029/2011GL050355.
Torbick N, Persson A, Olefeldt D, Frolking S, Salas W, Hagen S, Li W (2012), High resolution mapping of peatland hydroperiod at a high-latitude Swedish mire, Remote Sensing, 4, 1974-1994, doi: 10.3390/rs4071974.
Olefeldt, D, (2011), Quantity and composition of waterborne carbon transport in subarctic catchments containing peatlands and permafrost, Ph.D. thesis, Dep. of geography, McGill University, Montreal, Quebec, Canada.
Olefeldt D, (2005), The effects of manipulations on the CO2 and CH4 exchange of a peatland, gaining insights into the processes involved through a controlled environment study, MSc. thesis, Dep. of physical geography and ecosystem analysis, Lund University, Lund, Sweden.
Staaf H, Olefeldt D, (2006), Utsläpp av metan och lustgas från jordbukssektorn 1990-2000 (Emissions of methane and nitrous oxide from Swedish agriculture 1990-2000), ISBN 91-620-5506-2.pdf / ISSN 0282-7298.
Campus Alberta Innovates Program (CAIP): Research Chair Funding for position in Watershed management and Wetland restoration. 2014 – 2021. Principal investigator.
Canadian Foundation for Innovation (CFI) JELF grant: Advanced infrastructure for studying carbon cycling and water quality in disturbed or managed wetland-rich catchments. 2016. Principal investigator.
NSERC Discovery Grant. Fire and Ice: Impacts of peatland disturbances on carbon cycling and water quality in catchments on the Taiga Plains. 2016-2021. Principal Investigator.
NSERC Northern Supplement funding: Fire and Ice: Impacts of peatland disturbances on carbon cycling and water quality in catchments on the Taiga Plains. 2016-2021. Principal Investigator.
POLAR Science and Technology Program: Fire in the Arctic: The Interactive Effects of Landscape, Hydrology, and Permafrost Change on Aquatic Ecosystem Health. 2015-2018. Co-investigator.