Civil and Environmental EngineeringWestern Engineering

Publications

Peer-Reviewed Journal Publications

  1. Najafi M.R., Zwiers F., Gillett N., "Attribution of observed streamflow changes in key British Columbia drainage basins", Geophysical Research Letters4411,01211,020, 2017.

  2. Najafi M.R., Zwiers F., Gillett N., “Attribution of the Observed Snowpack Decline in British Columbia to Anthropogenic Climate Change”, Journal of Climate, vol. 30, no. 11, 2017.

  3. Fernández A., Najafi M.R., Durand M., Mark B., Moritz M., Neal J, Shastry A., Laborde S., Phang S., Hamilton I., Xiao N., “Testing the skill of numerical hydraulic modeling to simulate spatiotemporal flooding patterns in the Logone floodplain, Cameroon”, Journal of Hydrology, 539, 265-280, 2016.

  4. Najafi M.R., Zwiers F., Gillett N., “Attribution of the Spring Snow Cover Extent Decline in the Northern Hemisphere, Eurasia and North America to Anthropogenic Influence”, Climatic Change, 136, 571-586, 2016.

  5. Najafi M.R., Moazami S., “Trends in Total Precipitation and Magnitude-Frequency of Extreme Precipitation in Iran, 1969-2009”, International Journal of Climatology, 36, 1863-1872, 2016.

  6. Najafi M.R., Moradkhani, H., “Multi-Model Ensemble Analysis of the Runoff Extremes for Climate Change Impact Assessments”, Journal of Hydrology, 525, 352-361, 2015.

  7. Najafi M.R., Zwiers F., Gillett N., “Attribution of Arctic Temperature Change to Greenhouse Gas and Aerosol Influences”, Nature Climate Change, 5, 246-249, 2015.
    (Featured as a Research Highlight in Nature 518, 140–141, 2015).

  8. Najafi M.R., Moradkhani H., “Ensemble Combination of Seasonal Streamflow Forecasts”, Journal of Hydrologic Engineering, doi: 10.1061/(ASCE)HE.1943-5584.0001250, 2015.

  9. Najafi M.R., Moradkhani, H., “A Hierarchical Bayesian Approach for the Analysis of Climate Change Impact on Runoff Extremes”, Hydrological Processes, 28(26), 6292–6308, 2014.

  10. Najafi M.R., Moradkhani, H., “Analysis of Runoff Extremes using Spatial Hierarchical Bayesian Modeling”, Water Resources Research, 49(10), 6656-6670, 2013.

  11. Halmstad A., Najafi M.R., Moradkhani H., “Analysis of Precipitation Extremes with the Assessment of Regional Climate Models over the Willamette River Basin-US”, Hydrological Processes, 27(18), 2579-2590, 2013.

  12. Najafi M.R., Roshan, R., Kavianpour, M.R., Zarrati, A.R., “Controlling Rooster Tail Development in Gated Tunnels”, International Journal on Hydropower and Dams, Volume 20, Issue 1, 60-65, 2013.

  13. Najafi M.R., Moradkhani, H., Piechota, T., “Ensemble Streamflow Prediction: Climate Signal Weighting Methods vs. Climate Forecast System Reanalysis”, Journal of Hydrology, 442-443, 105-116, 2012.

  14. Najafi M.R., Kavianpour Z., Najafi B., Kavianpour M.R., Moradkhani H., “Air Demand in Gated Tunnels, a Bayesian Approach to Merge Various Predictions”, Journal of Hydroinformatics, 14(1), 152–166, 2012.

  15. Najafi M.R., Nabipour, M., “The Effects of Steps on the Hydraulic Characteristics of the Subcritical Free Surface Flow in Long-Distance Conveyance Tunnels”, Tunneling and Underground Space Technology, 28, 212-217, March 2012.

  16. Najafi M.R., Moradkhani H., Jung, I.W., "Assessing the Uncertainties of Hydrologic Model Selection in Climate Change Impact Studies", Hydrological Processes, 25(18), 2814-2826, 2011.

  17. Najafi M.R., Moradkhani H., Wherry, S., "Statistical Downscaling of Precipitation using Machine Learning with Optimal Predictor Selection", Journal of Hydrologic Engineering, 16(8), 650-664, 2011.

  18. Najafi M.R., Zarrati A.R., “Numerical Simulation of Air-Water Flow in Gated Tunnels”, Journal of Water Management, 163(6), 289 –295, 2010.

  19. Kavianpour M.R., Najafi M.R., “A Fuzzy Genetic Method to Predict Air Demand Downstream of Bottom Outlet Gates”, Amirkabir Journal of Science and Technology, Civil Engineering, 19(69-C), 123-130, 2009.

Conference Papers and Presentations

  1. Mahmoudi M.H., Najafi* M.R., “Projected Changes in Extreme Precipitation over the Fraser and Campbell River Basins in Western Canada”, Environmental Risk Modeling and Extreme Events Workshop, Montreal, 2017.

  2. Najafi* M.R., Zwiers F., Gillett N., “Changes in Snowpack from Regional to Global Scales and Implications for Water Resources in Dry Season”, 50th Canadian Meteorological and Oceanographic Society (CMOS) Congress and Joint Canadian Geophysical Union (CGU) Annual Meeting, Fredericton, New Brunswick, 2016.

  3. Najafi* M.R., Cannon A., Schnorbus M., Werner A., Zwiers F., “Future Changes in Precipitation and Temperature Extremes in Western Canada”, 50th Canadian Meteorological and Oceanographic Society (CMOS) Congress and Joint Canadian Geophysical Union (CGU) Annual Meeting, Fredericton, New Brunswick, 2016.

  4. Najafi* M.R., Zwiers F., Gillett N., “Optimal Fingerprinting Approach to Detect Anthropogenic Signal in the Regional Hydrologic Cycle”, American Geophysical Union Fall Meeting, San Francisco, 2015.

  5. Fernández A., Najafi* M.R., Durand M., Mark B., Moritz M., Shastry A., Laborde S., Phang S., Hamilton I., Xiao N., Neal J., “Modeling Annual Flooding in the Logone Floodplain in Cameroon”, American Geophysical Union Fall Meeting, San Francisco, 2015.

  6. Najafi* M.R., Zwiers F., Kumar S., Gillett N., “Attribution of Hydroclimatic Changes in Western Canada to Human Influence”, 49th Canadian Meteorological and Oceanographic Society Congress, Whistler, 2015.

  7. Najafi* M.R., Moradkhani H., “Projecting the Impact of Climate Change on Extreme Runoff in the Pacific Northwest”, AGU-CGU-GAC-MAC Joint Assembly, Montreal, QC, Canada, 3-7 May, 2015.

  8. Najafi* M.R., Zwiers F., Kumar S., Gillett N., “Detection and Attribution of Changes in the Hydrologic Quantities of Western Canada”, CanSISE Network Workshop, University of Toronto, March 11-13, 2015.

  9. Najafi* M.R., Kumar S., Zwiers F., Gillett N., Schnorbus M., Cannon A., Shrestha R., Werner A., “Anthropogenic Influence on Multi-Decadal Changes in Hydrology of Western Canada”, American Geophysical Union Fall Meeting, San Francisco, 2014.

  10. Kumar S., Najafi* M.R., Schnorbus M., Shrestha R., Werner A., “Asymmetry in Hydrologic Response to Climate Change in Western North America-A Land-Atmosphere Interactions Perspective”, American Geophysical Union Fall Meeting, San Francisco, 2014.

  11. Najafi* M.R., Zwiers F., Gillett N., “Multi-Model Detection and Attribution of Arctic Temperature Change”, 48th Canadian Meteorological and Oceanographic Society Congress, Rimouski, 2014.

  12. Najafi* M.R., Zwiers F., Gillett N., “Attribution of Snow Cover Extent Decline in High Latitudes to Anthropogenic Influence”, 48th Canadian Meteorological and Oceanographic Society Congress, Rimouski, 2014.

  13. Najafi* M.R., Zwiers F., Gillett N., “Detection and Attribution of Changes in Arctic Temperature”, Canadian Seas Ice and Snow Evolution Network (CanSISE) West Meeting, Victoria, 2014.

  14. Najafi* M.R., Durand M.T., Neal J.C., Moritz M., “Large Scale Modeling of Floodplain Inundation; Calibration and Forecast Based on Lisflood-FP Model and Remotely Sensed Data”, American Geophysical Union Fall Meeting, San Francisco, 2013.

  15. Najafi* M.R., Moradkhani H., “Runoff Extreme Analysis Using an Ensemble of Regional Climate Models Based on the Spatial Hierarchical Bayesian Estimation”, American Geophysical Union Chapman Conference, Portland Oregon, 28-31 July 2013.

  16. Najafi* M.R., Moradkhani H., Wood A., Garen D., “Evaluating Multi-Modeling Techniques with Varying Complexities for Seasonal Hydrologic Forecasts”, American Geophysical Union Chapman Conference, Portland Oregon, 28-31 July 2013.

  17. Najafi* M.R., Moradkhani H., “Spatial Hierarchical Bayesian Modeling of Extreme Runoff Events: Implications on Climate Change Studies”, American Geophysical Union Fall Meeting, San Francisco, 2012.

  18. Najafi* M.R., Mirfendereski G., Moradkhani H., “Combining Statistical and Ensemble Streamflow Predictions to Cope with Consensus Forecast”, American Geophysical Union Fall Meeting, San Francisco, 2012.

  19. Najafi* M.R., Moradkhani H., “Spatio-Temporal Modeling of Flood Events over the Columbia River Basin Due to Climate Change”, 3rd Annual Pacific Northwest Climate Science Conference, The Boise Center, Boise, Idaho, October 1-2, 2012.

  20. Najafi* M.R., Moradkhani H., “Spatial Hierarchical Bayesian Analysis of the Historical Extreme Streamflow” European Geosciences Union General Assembly, Vienna, Austria, p. 13774, 22-27 April 2012.

  21. Najafi* M.R., “Analysis of the Climate Change Impact on Hydroclimate Extremes”, Water Research Symposium, Oregon State University, 2012.

  22. Halmstad A., Najafi* M.R., Moradkhani H., “Analysis of Climate Change Impact on Extreme Precipitation and Temperature Variability over the Willamette River Basin Using Dynamically Downscaled Climate Scenarios”, American Geophysical Union Fall Meeting, San Francisco, 2011.

  23. Najafi* M.R., Moradkhani H., “Volumetric Streamflow Prediction; Comparing Historical Resample vs. Climate Model Forcing Data”, American Geophysical Union Fall Meeting, San Francisco, 2011.

  24. Dechant C., Moradkhani H., Najafi* M.R., “Utilizing Data Assimilation Techniques to Improve the Characterization of Initial Condition for Ensemble Streamflow Prediction”, American Geophysical Union Fall Meeting, San Francisco, 2011.

  25. Najafi* M.R., Moradkhani H., Jung I.W., “Analysis of Uncertainty in Hydrologic Climate Change Impact Using Bayesian Multi-Modeling”, 2nd Annual Pacific Northwest Climate Science Conference, University of Washington, Kane Hall, Seattle, Washington, September 13-14, 2011.

  26. Halmstad A., Najafi* M.R., Moradkhani H., “Extreme Precipitation Variability over the Willamette River Basin as Simulated by Dynamically Downscaled Climate Scenarios”, 2nd Annual Pacific Northwest Climate Science Conference, University of Washington, Kane Hall, Seattle, Washington, September 13-14, 2011.

  27. Najafi* M.R., Moradkhani H., Roshan R., “Design Modifications to Prevent Rooster Tail Development in Gotvand Bottom Outlet”, Association of State Dam Safety Officials (ASDSO) 2011 Annual Conference, Washington, DC, September 25-29, 2011.

  28. Najafi* M.R., Moradkhani H., Piechota T., “Improved Ensemble Streamflow Prediction Using a New ESP Weighting Scheme”, World Environmental and Water Resources Congress, Palm Springs Convention Center, Palm Springs, California, May 22-26, 2011.

  29. Halmstad A., Najafi* M.R., Moradkhani H., “Assessment of Climate Change Impacts over Oregon’s Willamette River Basin Using NARCCAP Datasets”, The Oregon Water Conference 2011: Evaluating and Managing Water Resources in a Climate of Uncertainty, Corvallis, Oregon, May 24-25, 2011.

  30. Najafi* M.R., Moradkhani H.,” Incorporating Climate Signals for Ensemble Streamflow Prediction Post Processing”, The Oregon Water Conference 2011: Evaluating and Managing Water Resources in a Climate of Uncertainty, Corvallis, Oregon, May 24-25, 2011.

  31. Najafi* M.R., Moradkhani H., “ESP Post Processing Through Climate Signal Weighting Procedure”, 91st Annual Meeting, American Meteorological Society, Seattle, Washington, January 23-27, 2011.

  32. Najafi* M.R., Moradkhani H., “Analysis of Streamflow Prediction Uncertainty using Multiple Hydrologic Models in Climate Change Impact Study”, American Geophysical Union Fall Meeting, San Francisco, 2010.

  33. Najafi* M.R., DeChant C., Moradkhani H., “Combined Effect of Uncertain Initial Condition and Atmospheric Forcing in Ensemble Streamflow Prediction”, American Geophysical Union Fall Meeting, San Francisco, 2010.

  34. Najafi* M.R., Moradkhani H., Jung I.W., “Combined Effect of Global Climate Projection and Hydrologic Model Uncertainties on the Future Changes of Streamflow”, World Environmental and Water Resources Congress, Providence, Rhode Island, May 16-20, 2010.

  35. Najafi* M.R., Moradkhani H., Wherry, S., “Optimal Selection of GCM Predictors Combined with a New Procedure for Statistical Downscaling of Precipitation”, World Environmental and Water Resources Congress, Providence, Rhode Island, May 16-20, 2010.

  36. Najafi* M.R., Kavianpour Z., DeChant C., “Application of Remotely Sensed Data in the Analysis of the Hydrologic Variables: Case Study on the State of North Dakota”, 18th Annual GIS in Action conference, Portland, Oregon, April 14-15, 2010.

  37. Najafi* M.R., Moradkhani H., Wherry, S., “A Procedure for Statistical Downscaling of Precipitation with an Objective Method for Predictor Selection, American Geophysical Union Fall Meeting, San Francisco, 2009.

  38. Wherry, S., Najafi* M.R., Moradkhani H., “Statistical Downscaling Approaches in Analyzing Future Climate Change Impacts on the Upper Willamette Basin”, American Water Resources Association Annual Water Resources Conference, Seattle, 2009.

  39. Najafi* M.R., Roshan R., “Workshop Presentation on the Physical & Numerical Simulation of Gotvand Bottom Outlet”, Second National Conference of Dam and Hydropower Plants, Tehran, May 2008.

  40. Najafi* M.R., Kavianpour M.R., “Optimization of the Fuzzy System by the Genetic Algorithms and its Application in Air Demand Prediction in Gated Tunnels”, 7th Hydraulics Conference, Power and Water University of Technology, Tehran, 2008 (in Farsi).

  41. Kavianpour M.R., Moshtaghian A., Najafi* M.R., “Numerical Analysis of Aeration Mechanism in Step Spillways”, 7th Hydraulics Conference, Power and Water U of Technology, Tehran, 2008 (in Farsi).

  42. Kavianpour M.R., Hoseini M. and Najafi* M.R., “Hydraulic Analysis of Flow Condition in Step Spillways Utilizing Optical Probe measurement tool”, 7th Hydraulics Conference, Power and Water U of Technology, Tehran, 2008 (in Farsi).

  43. Najafi* M.R., Roshan R., Zarrati A.R., Jalil Ghazizadeh M.R., Mahjoob A.R., “Application of 2D & 3D Numerical Modeling of Gotvand Bottom Outlet Conduit”, Second National Conference of Dam and Hydropower Plants, Tehran, 2008 (in Farsi).

  44. Najafi* M.R., Roshan R., Zarrati A.R., Kavianpour M.R., “Numerical Modeling of Flow Condition in Bottom Outlet Conduits”, Advances in Water Resources and Hydraulic Engineering, 1817-1822. (The 16th Congress of Asia and Pacific Division and 3rd IAHR International Symposium on Hydraulic Structures, Nanjing, China 2008).

  45. Kavianpour M.R., Najafi* M.R., “Optimum Air Demand Downstream of Bottom Outlet Conduits Utilizing Wang- Mendel Fuzzy System”, 6th Hydraulics Conference, Shahr-e-Kord, Iran (in Farsi).

  46. Kavianpour M.R., Najafi* M.R., Kavianpour Z., “A Fuzzy Clustering Method to Predict Air Demand Downstream of Bottom Outlet Leaf Gates”, 32nd IAHR congress, Venice, Italy 2007.