Desjardins, Raymond, Ph.D.

Atmospheric scientist (Air quality)


Contact Information:

960 Carling Avenue, Room 3020
Eastern Cereal and Oilseed Research Centre
K.W. Neatby Building
Ottawa, Ontario K1A 0C6
Telephone: 613-759-1522, cell: 613-601-1610
Fax: 613-759-1432
Email: ray.desjardins@agr.gc.ca

Areas of Expertise:

  • Flux measurement of trace gases
  • Aircraft-based flux measurements
  • Turbulent exchange of energy and trace gases
  • Micrometeorology
  • Climate variability and climate change
  • Greenhouse gas emissions and mitigation
  • Soil carbon sequestration
  • Quantifying methane and ammonia emissions from point sources
  • Estimating greenhouse gas and ammonia emissions from whole farms

Current Projects:

  • Quantifying and reducing net greenhouse gas (GHG), ammonia and particulate matter emissions from agricultural sources
  • Remote sensing and crop modeling for climatic change impact assessments
  • Maximizing the environmental benefits of the bioeconomy using agricultural feedstocks
  • Development of a user friendly computer program to estimate on-farm greenhouse gas emissions and potential methods of reducing these emissions
  • Development of an agroenvironmental indicator for GHGs

Affiliations:

  • American Geophysical Union
  • American Society of Agronomy
  • American Meteorological Society
  • Canadian Meteorological and Oceanographic Society
  • Commission for Agricultural Meteorology of World Meteorological Organization (WMO)
  • Methane to Markets
  • Canadian Society of Agricultural Meteorology

Research Publications:

The links below lead to abstracts with access to full text.

2014

  • Betts, A.K., Desjardins, R.L., Worth, D.E., Wang, S., and Li, J.H. (2014). "Coupling of winter climate transitions to snow and clouds over the Prairies.", Journal of Geophysical Research: Atmospheres, 119(3), pp. 1118-1139. doi : 10.1002/2013JD021168
  • Dyer, J.A., Vergé, X.P.C., Desjardins, R.L., and McConkey, B.G. (2014). "Assessment of the Carbon and Non-Carbon Footprint Interactions of Livestock Production in Eastern and Western Canada.", Agroecology and Sustainable Food Systems, 38(5), pp. 541-572. doi : 10.1080/21683565.2013.870631
  • Flesch, T.K., McGinn, S.M., Chen, D., Wilson, J.D., and Desjardins, R.L. (2014). "Data filtering for inverse dispersion emission calculations.", Agricultural and Forest Meteorology, 198-199, pp. 1-6. doi : 10.1016/j.agrformet.2014.07.010
  • Goglio, P., Grant, B.B., Smith, W.N., Desjardins, R.L., Worth, D.E., Zentner, R.P., and Malhi, S.S. (2014). "Impact of management strategies on the global warming potential at the cropping system level.", Science of the Total Environment, 490, pp. 921-933. doi : 10.1016/j.scitotenv.2014.05.070
  • Kaharabata, S.K., Banerjee, S.M., Kieser, M., Desjardins, R.L., and Worth, D.E. (2014). "Determining the influence of agricultural land use on climate variables for the Canadian Prairies.", International Journal of Climatology. doi : 10.1002/joc.3946
  • Sansoulet, J.B., Pattey, E., Kröbel, R., Grant, B.B., Smith, W.N., Jégo, G., Desjardins, R.L., Tremblay, N., and Tremblay, G. (2014). "Comparing the performance of STICS, DNDC and DayCent models for predicting N uptake and biomass of spring wheat in Eastern Canada.", Field Crops Research, 156, pp. 135-150. doi : 10.1016/j.fcr.2013.11.010
  • Shrestha, B.M, Desjardins, R.L., McConkey, B.G., Worth, D.E., Dyer, J.A., and Cerkowniak, D.D. (2014). "Change in carbon footprint of canola production in the Canadian Prairies from 1986 to 2006.", Renewable Energy, 63, pp. 634-641.
  • VanderZaag, A.C., Flesch, T.K., Desjardins, R.L., Baldé, H., and Wright, T. (2014). "Measuring methane emissions from two dairy farms: Seasonal and manure-management effects.", Agricultural and Forest Meteorology, 194, pp. 259-267. doi : 10.1016/j.agrformet.2014.02.003

2013

2012

2011

2010

2009

Other Science Related Publications:

2014

  • Baldé, H., VanderZaag, A.C., Evans, L., MacDonald, J.D., and Desjardins, R.L. (2014). "Methane emissions from manure storages on two Canadian dairy farms.", Northeast Agricultural and Biological Engineering Conference (NABEC), Kemptville, Canada, July 28, 2014, Presentation.
  • Evans, L., VanderZaag, A.C., Gordon, R.J., Wagner-Riddle, C., MacDonald, J.D., Thiam, A., Balde, H., and Desjardins, R.L. (2014). "Influence of anaerobic digestion on ammonia emissions from dairy farms.", Northeast Agricultural and Biological Engineering Conference (NABEC), Kemptville, Canada, July 28, 2014, Presentation.
  • Smith, W.N., Grant, B.B., Uzoma, K.C., Desjardins, R.L., Pattey, E., Gao, X., Hanis, K., Tenuta, M., Wagner-Riddle, C., and Li, C. (2014). "Effects of agricultural management intensity on nitrous oxide emissions in Canada: measured and modeled comparisons.", Joint Global Research Alliance – FACCE JPI Workshop on “Experimental databases and model of N2O emissions by croplands: do we have what is needed to explore mitigation options?”, Paris, France, March 17-19, 2014. (Poster)
  • VanderZaag, A.C., Desjardins, R.L., Arcand, Y., Vergé, X.P.C., Maxime, D., and Worth, D.E. (2014). "Carbon footprint of dairy and meat production in Canada.", IUFoST 2014 World Congress, Montreal, QC, Canada, August 17-21, 2014, Invited presentation.
  • VanderZaag, A.C., MacDonald, J.D., Wagner-Riddle, C., and Desjardins, R.L. (2014). "Making It Count: Bridging the Gap between GHG Mitigation Practices and GHG Inventories.", ASA-CSSA-SSSA International Annual Meeting, Long Beach, CA, USA, November 3, 2014, Invited presentation: https://scisoc.confex.com/scisoc/2014am/webprogram/Paper85882.html.

2013

  • Desjardins, R.L., Worth, D.E., Pattey, E., Mauder, M.R., Srinivasan, R., Worthy, D., Sweeney, C., and Metzger, S. (2013). "Airborne Flux Measurement of Agricultural Methane Emissions.", 30th Conference on Agricultural and Forest Meteorology and 1st Conference on Atmospheric Biogeosciences, Boston, MA, USA, May 28-June 1, 2012.
  • Desjardins, R.L., Worth, D.E., Vergé, X.P.C., Maxime, D., Dyer, J.A., McConkey, B.G., and VanderZaag, A.C. (2013). "A decision tool to evaluate greenhouse gas mitigation policies for the agriculture sector.", Greenhouse Gases & Animal Agriculture (GGAA) Conference, Dublin, Ireland, June 24, 2013.
  • Evans, L., VanderZaag, A.C., Gordon, R.J., Wagner-Riddle, C., MacDonald, J.D., Thiam, A., Balde, H., and Desjardins, R.L. (2013). "Influence of anaerobic digestion on whole farm emissions of ammonia from dairy farms using an inverse dispersion approach.", ASA/CSSA/SSSA International annual meeting, Tampa, Florida, USA, November 3-6, 2013.
  • Smith, W.N., Grant, B.B., Uzoma, K.C., Desjardins, R.L., Gao, X., Hanis, K., and Tenuta, M. (2013). "Evaluating the DNDC Model for Estimating Nitrous Oxide Emissions from a Poorly Drained Soil in the Canadian Prairies.", 2013 Conference of the Global DNDC Network, Beijing, China, September 14-17th, 2013.
  • VanderZaag, A.C., MacDonald, J.D., Evans, L., Desjardins, R.L., Verge, X., and Flesch, T.K. (2013). "Towards a methane emission inventory that responds to changes in manure management on Canadian farms.", CSSS/MSSS/CSAFM 2013 Annual Meeting, Winnipeg, MB., Canada, June 22-25, 2013.

2012

  • Desjardins, R.L., Arcand, Y., and Worth, D.E. (2012). "Carbon footprint of Canadian dairy products: National and regional assessments.", The 8th International Conference on LCA in the Agri-Food Sector, Saint-Malo, France, October 1-4, 2012.
  • Desjardins, R.L., Worth, D.E., Maxime, D., Vergé, X.P.C., Dyer, J.A., and Cerkowniak, D.D. (2012). "Carbon footprint of beef cattle hides.", The 9th AICLST Conference, Taipei, Taiwan, pp. 139-150.
  • Pattey, E., Jégo, G., Liu, J., Desjardins, R.L., Worth, D.E., and Srinivasan, R. (2012). "Importance of spatially distributed rainfall for agriculture models - Regional crop biomass and yield predictions and other environmental applications.", 5th International Workshop for Global Precipitation Management Ground Validation, Toronto, ON, Canada, July 10-12, 2012. (Poster)
  • Vergé, X.P.C., Worth, D.E., Desjardins, R.L., McConkey, B.G., and Dyer, J.A. (2012). "LCA of Animal Production.", in Boye, J.I. and Arcand, Y. (eds.) - Green Technologies in Food Production and Processing (Food Engineering Series), Springer, Chapter 5, pp. 83-115.

2011

  • Chang, K.-H., Warland, J.S., Bartlett, P., Voroney, P.R., Huffman, E.C., McConkey, B.G., and Desjardins, R.L. (2011). "Accounting carbon and GHGs in agriculture and forest ecosystems using process-based models.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011.
  • Kulshreshtha, S.N., McConkey, B.G., Liu, T.T., Dyer, J.A., Vergé, X.P.C., and Desjardins, R.L. (2011). "Biobased Economy – Sustainable Use of Agricultural Resources.", in dos Santos Bernardes, M.A. (ed.) - Environmental Impact of Biofuels, InTech, Open Access Publisher, Chapter 8, pp. 137-159.
  • Pattey, E., Smith, W.N., Grant, B.B., and Desjardins, R.L. (2011). "Seasonal nitrous oxide emissions from cropland in eastern Canada measured using tunable diode laser flux gradients between 1996 and 2005 - Comparison with DNDC predictions.", European Geosciences Union (EGU) General Assembly 2011, Vienna, Austria, April 3-8, 2011, published in Geophysical Research Abstracts, Vol. 13, EGU2011-11461-1. (Presentation)
  • Smith, W.N., Grant, B.B., Campbell, C.A., McConkey, B.G., Desjardins, R.L., Kröbel, R., and Malhi, S.S. (2011). "Analysis and inter-model comparisons of crop residue removal effects on soil carbon.", 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011. (Poster)
  • Smith, W.N., Grant, B.B., Desjardins, R.L., Qian, B., and McConkey, B.G. (2011). "Potential agricultural cropping strategies to adapt to climate variability and climate change in Canada.", International Conference on Current Knowledge of Climate Change Impacts on Agriculture and Forestry in Europe, Zámok Topoľčianky, Topoľčianky, Slovakia, May 3-6, 2011. (Presentation)

2010

  • Desjardins, R.L. (2010). "Climate Change.", Beijing Forum 2010: The Harmony of Civilizations and Prosperity for All — Commitments and Responsibilities for a Better World, Peking University, Beijing, China, May 13, 2010, Selected paper, pp. 135-143.
  • Desjardins, R.L. (2010). "The impact of agriculture on climate change.", North American Biotechnology Conference (NABC 21 symposium Adapting Agriculture to Climate Change, Saskatoon, Saskatchewan, Canada, June 24-26, 2009, pp. 29-39.
  • Dyer, J.A., Vergé, X.P.C., Desjardins, R.L., Worth, D.E., and McConkey, B.G. (2010). "Understanding, Quantifying and Reporting Greenhouse Gas Emissions from Canadian Farmland.", 2010 Sustainable Futures- Innovation in Agriculture., Fall 2010, pp. 10-12.
  • McConkey, B.G., Cerkowniak, D.D., Smith, W.N., and Desjardins, R.L. (2010). "Soil organic carbon as a measure of sustainable crop production.", 8th Canadian Pulse Research Workshop, Calgary, AB, Canada, November 3-5, 2010.
  • McConkey, B.G., Dyer, J.A., Vergé, X.P.C., Cerkowniak, D.D., Desjardins, R.L., and Worth, D.E. (2010). "Including carbon stock change from land-use and land management change in the greenhouse-gas LCA of crops.", The 7th International Conference on Life Cycle Assessment in the Agri-Food Sector, Bari, Italy, September 22-24, 2010.
  • Smith, W.N., Grant, B.B., Desjardins, R.L., Worth, D.E., Li, C.S., Boles, S.H., Huffman, E.C., and Gameda, S.B. (2010). "A tool to link agricultural activity data with the DNDC model to estimate GHG emission factors in Canada [Agric. Ecosyst. Environ. (2010) 136 (3-4), pp. 301-309] (Erratum).", Agriculture, Ecosystems and Environment, 139(4), pp. 771.

2009

  • McAllister, T.A., Beauchemin, K.A., Janzen, K., McGinn, S.M., and Desjardins, R.L. (2009). "Livestock greenhouse gases: inventories and mitigation from a Canadian perspective.", International Workshop on Sustainable Green Livestock Agriculture Confronting Climate Change in APEC Member Economies, Rural Development Administration, Seoul, South Korea, July 7-10, 2009, pp. 99-111.
  • Smith, W.N., Desjardins, R.L., and Grant, B.B. (2009). "Some perspectives on agricultural GHG mitigation and adaptation strategies with respect to the impact of climate change/variability in vulnerable areas.", Bioforsk Fokus, 3(8), pp. 45. (Abstract)