• Session Chair – October 5-6, 2017, for session on ‘Electric Power Systems’ at the Joint Workshop – Tsinghua University – University of Alberta, Energy and Environment Program, Edmonton, Alberta, Canada.
  • Invited Expert Panel Member – Sept. 25-29, 2017, Mission Innovation - Carbon Capture Utilization and Storage Workshop, Houston, USA for the Crosscut Theme.
  • Invited Expert Panel Member – October 4, 2016, for a panel discussion on ‘Post COP21 – Alberta, A New Climate Leader,’ Telus Centre, Edmonton, Alberta, Canada.
  • Session Convener – October 6, 2015, for session on ‘Economy-Wide Approaches for GHG Reduction – Technical Engagement Session’ for Alberta’s Climate Change Advisory Panel Leadership Discussion, Edmonton, Alberta.
  • Session Moderator – July 8, 2014, for session on ‘Energy and Environment’ at the 1st International Symposium on Energy Challenges and Mechanics, Aberdeen, Scotland, July 8-10, 2014.
  • Session Co-Chair – July 10, 2014, for session on ‘Energy and Environment’ at the 1st International Symposium on Energy Challenges and Mechanics, Aberdeen, Scotland, July 8-10, 2014.
  • Session Moderator – October 17, 2012, for two sessions on ‘Carbon capture and sequestration’ at the 62nd Canadian Chemical Engineering Conference, Vancouver, BC, October 14-17, 2012.
  • Session Moderator – October 14, 2012, for session on ‘Feedstocks, Preparation and Pre-treatment’ at the 62nd Canadian Chemical Engineering Conference, Vancouver, BC, October 14-17, 2012.
  • Session Moderator – September 4, 2012, for session on ‘Solar Energy II’ at the 11th International Conference on Sustainable Energy Technologies, Vancouver, BC, Canada, September 2-5, 2012.
  • Session Organizer and Moderator – December 1, 2011, for session on ‘Reality check: At what scale can we supply biorefineries by 2030’ at the 3rd Annual Biorefining Conversions Network Strategic Retreat, Banff, AB, Canada, Nov. 30 – Dec. 1, 2011.
  • Session Organizer and Moderator – August 8, 2011 session on ‘Heat and Power Generation from Biomass’ organized by Renewable Power Generation Committee (SE-414), Structures and Environment Division, at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, Louisville, Kentucky, USA, August 7-10, 2011.
  • Session Moderator – Nov. 9, 2010, for session on ‘Biomass Pre-processing’ at the 2nd Annual Biorefining Conversions Network Strategic Retreat, Lake Louise, AB, Canada, Nov. 7-9, 2010.
  • Session Co-Chair – October 27, 2010, for session on ‘CO2 Capture and Sequestration Symposium’ at the 60th Canadian Chemical Engineering Conference, Saskatoon, SK, Canada, October 25-27, 2010.
  • Session Moderator – June 23, 2010, for session on ‘Heat and Power Generation from Renewable Energy’ at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, David L. Lawrence Convention Center, Pittsburgh, PA, USA, June 20-23, 2010.
  • Session Moderator – June 15, 2010, for session on ‘Section IV Combustion and GHG’ at the XVIIth World Congress Commission of Agricultural and Biosystems Engineering, Convention Center, Quebec City, Quebec, Canada, June 13-17, 2010.
  • Session Moderatorr – June 24, 2009, for session on ‘Heat and Power Generation from Renewable Energy’ at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, Grand Sierra Resort, Reno, NV, USA, June 21-24, 2009.
  • Session Moderator – October 31, 2007, for two sessions on ‘Biomass Energy and Technologies for Greenhouse Gas Emissions Reduction’ and ‘GHG Modeling and Analysis and Technologies for Greenhouse Gas Emissions Reduction’ at the 57th Canadian Chemical Engineering Conference, Shaw Conference Centre, Edmonton, AB, Canada, October 28-31, 2007.
  • Session Moderator – June 20, 2007, for session on ‘Heat and Power Generation from Biomass’ at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, Convention Center, Minneapolis, MN, USA, June 16-20, 2007.
  • Session Moderator – July, 2006-June, 2007, for sessions on ‘Heat and Power Generation from Biomass’ and ‘Current Issues in Renewable Power Generation’, organized by Renewable Power Generation Committee (SE-414), Structures and Environment Division, at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, Minneapolis Convention Center, Minneapolis, Minnesota, USA, July 17-20, 2007.
  • Session Moderator - July 17, 2006, for two sessions on ‘Biofuels and Energy-1A’ and ‘Biofuels and Energy-2A’ at the Canadian Society of Bioengineering (CSBE/SCGAB) Annual Conference at Fantasyland Hotel, West Edmonton Mall, Edmonton, Alberta, Canada, July 16-19, 2006.
  • Member – for Local Arrangements Committee for the Canadian Society of Bioengineering (CSBE/SCGAB) Annual Conference at Fantasyland Hotel, West Edmonton Mall, Edmonton, Alberta, Canada, July 16-19, 2006.
  • Session Moderator - July 12, 2006, for session on ‘Biomass for Heat and Power Generation’ at the American Society of Agriculture and Biological Engineers (ASABE) Annual Meeting, Oregon Convention Center, Portland, Oregon, USA, July 9-12, 2006.