PUBLICATIONS

 

Journal articles

 

 

1.     Sajjad Ahmad and Dinesh Prashar (2010), Evaluating Municipal Water Conservation Policies Using a Dynamic Simulation Model, Water Resources Management 24(13): 3371-3395.

2.     Haroon Stephen, Sajjad Ahmad, Thomas C. Piechota, Tang C., (2010), Relating Surface Backscatter Response from TRMM Precipitation Radar to Soil Moisture: Results over a Semi-Arid Region, Hydrology and Earth System Sciences, 14, 193-204.

3.     Muhammad Masood Ahmad, Abdul Razzaq Ghumman, Sajjad Ahmad*, and Hashim Nisar Hashmi (2010), Estimation of a Unique Pair of Nash Model Parameters: An Optimization Approach, Water Resources Management 24(12) 2971-2989.

4.     Sajjad Ahmad, Ajay Kalra and Haroon Stephen (2010), Estimating Soil Moisture using Remote Sensing Data: A Machine Learning Approach, Advances in Water Resources. 33(1) 69-80.

5.     Haroon Stephen, Sajjad Ahmad, and Thomas C. Piechota (2010), Land Surface Brightness Temperature Modeling Using Solar Insolation, IEEE Transactions on Geoscience and Remote Sensing. 48(1) 491-498.

6.     Ajay Kalra and Sajjad Ahmad, Using oceanic-atmospheric oscillations for long lead-time stream flow forecasting, Water Resources Research, 2009, 45, W03413, doi:10.1029/2008WR006855

7.     Masood Ahmad, Razzaq Ghumman and Sajjad Ahmad (2009), Estimation of Clark’s Instantaneous Unit Hydrograph Parameters and Development of Direct Surface Runoff Hydrograph, Water Resources Management, 23:2417-2435.

8.     Neeraj Vedwan, Sajjad Ahmad, Fernando Miralles-Wilhelm, Kenneth Broad, David Letson, Guillermo Podesta, Institutional evolution in Lake Okeechobee Management in Florida: Characteristics, Impacts, and Limitations, Water Resources Management, 2008, 22: 699-718.

9.     Ahmad S and Franz GA, Raising Taxes to Reduce Smoking Prevalence: A Simulation of the Anticipated Health and Economic Impacts, Public Health, 2008 122 (1): 3-10.

10.  Daniel Impoinvil; Robert Duncan; Rinku Roy Chowdhury; Joseph Keating; Gabriel Cardenas; Sajjad Ahmad; Charles Mbogo; John Githure; and John Beier. The association between distance to water pipes and water bodies positive for anopheline mosquitoes (Diptera: Culicidae) in the urban community of Malindi, Kenya” Journal of Vector Ecology 32 (2): 319-327. 2007

11.  Daniel E. Impoinvil, Sajjad Ahmad, Adriana Troyo, Joseph Keating, Andrew K. Githeko, Charles M, Mbogo, Lydiah Kibe, John I. Githure, Adel M. Gad, Ali N. Hassan, Laor Orshan, Alon Warburg, Olger Calderón-Arguedas, Victoria M. Sánchez-Loría, Rosanna Velit-Suarez, Dave D. Chadee, Robert J. Novak, and John C. Beier. Comparison of mosquito control programs in seven urban sites in Africa, the Middle East, and the Americas, Health Policy, 2007, 83 (2-3): 196-212

12.  Mosquera-Machado S. C. and Ahmad S. Flood hazard assessment of Atrato river in Colombia, Water Resources Management. 2007. 21: 591-609.

13.  Ahmad S and John Billimek, Limiting youth access to tobacco: Comparing the long-term health impacts of increasing cigarette excise taxes and raising the legal smoking age to 21, Health Policy, 2007. 80:378-391.

14.  Ahmad S. and Simonovic S. P., An intelligent decision support system for management of floods, Water Resources Management, 2006 20 (3): 391-410.

15.  Ahmad S. and Simonovic S. P., An Artificial Neural Network model for generating hydrograph from hydro-meteorological parameters, Journal of Hydrology, 2005, 315 (1-4), 236-251.

16.  Simonovic S. P. and Ahmad S., Computer-based model for flood evacuation emergency planning, Natural Hazards, 2005: 34(1) 25-51.

17.  Tengs, T., Ahmad, S, Savage, J, Moore, R., and Gage, E., The AMA Proposal to Mandate Nicotine Reduction in Cigarettes: A Simulation of the Population Health Impacts, Preventive Medicine, 2005: 40(2) 170-180.

18.  Ahmad S., The Cost-Effectiveness of Raising the Legal Smoking Age in California, Medical Decision Making, 2005: 25(3) 330-340.

19.  Ahmad S., Closing the youth access gap: The projected health benefits and cost savings of a national policy to raise the legal smoking age to 21 in the United States, Health Policy, 2005: 75 (1): 74-84

20.  Ahmad S., Increasing excise taxes on cigarettes in California: a dynamic simulation of health and economic impacts, Preventive Medicine, 2005: 41(1) 276-283.

21.  Ahmad S and John Billimek,  Estimating the Health Impacts of Tobacco Harm Reduction: A Simulation modeling Approach, Risk Analysis, 2005: 25(4), 801-812.

22.  Ahmad S. and Simonovic S. P., Spatial system dynamics: a new approach for simulation of water resources systems, ASCE Journal of Computing in Civil Engineering, 2004: 18(4) 331-340.

23.  Tengs T., Ahmad, S, Moore, R., and Gage, E., Federal Policy Mandating Safer Cigarettes: A Simulation of the Anticipated Population Health Gains or Losses, Journal of Policy Analysis and Management, 2004:23 (4) 857-872.

24.  Ahmad S. and Simonovic S. P., Integration of heuristic knowledge with analytical tools for selection of flood control measures, Canadian Journal of Civil Engineering, 2001: 28(2), 208-221.

25.  Ahmad S. and Simonovic S. P., A decision support tool for evaluation of impacts of flood management policies. Hydrological Science and Technology, 2001:17 (1-4), 11-22.

26.  Ahmad S. and Simonovic S. P., Modeling reservoir operations using system dynamics, ASCE Journal of Computing in Civil Engineering,  2000: 14(3), 190-198.

 

Conference presentations

 

1.     Dinesh Prashar and Sajjad Ahmad (2010), Evaluating Conservation Potential in Agricultural and Municipal Water Use in South Florida. ASCE World Environmental & Water Resources Congress, Providence, Rhode Island.

 

2.     Sumit Puri, Sajjad Ahmad, Haroon Stephen (2010) Estimation of Water Stage over wetlands of South Florida using TRMM Precipitation Radar observations, ASCE World Environmental & Water Resources Congress, Providence, Rhode Island.

 

3.     K. Venkatesan, S. Ahmad, J. R. Batista, and W. S. Johnson (2010) Salinity Contribution to the Colorado River Due to Urban Growth of the Las Vegas Valley, ASCE World Environmental & Water Resources Congress, Providence, Rhode Island.

 

4.     Kalra; S. Ahmad; H.Stephen, Evaluating Changes And Estimating Seasonal Precipitation For Colorado River Basins Using Nonparametric Density Estimation. 2009 Fall AGU meeting, San Francisco

 

5.     Sumit Puri, Haroon Stephen, Sajjad Ahmad Relating Surface Backscatter Response from TRMMPR to SCAN Soil Moisture in Southern United States, 2009 Fall AGU meeting, San Francisco

 

6.     Haroon Stephen, Sajjad Ahmad, and Thomas C. Piechota,  Relating Surface Backscatter Response from TRMM Precipitation Radar to Simulated Soil Moisture: Preliminary Results over a Semi-Arid Region, 2009 Fall AGU meeting, San Francisco

 

7.     Haroon Stephen, Sajjad Ahmad, and Thomas C. Piechota, Improved Soil Moisture Estimation from TRMM Precipitation Radar Backscatter Corrected for Azimuth Modulation, 2009 Fall AGU meeting, San Francisco

 

8.     Kalra, A., Ahmad, S (2008). Bringing Statistical Learning Machines and Disaggregation Approach Together for Hydrological Predictions, ASCE Environmental and Water Resources Congress, Kansas, 2009.

 

9.     Kalra, A., Ahmad, S (2008) Estimating Inflows to Lake Okeechobee Using Climate Indices: A Machine Learning Approach, AGU San Francisco.

 

10.  Ahmad, S. 2008. Grey Water Use as a Water Management Option in Las Vegas, Nevada”, Environmental and Water Resources Congress, Honolulu, Hawaii, May 2008.

 

11.  Ahmad, S. 2008. Evaluating Policies to Reduce Water Demand: A Simulation Modeling Approach”, Water Resource Systems Management under Extreme Conditions, Moscow, Russia, June 2008.

 

12.  Walter S. Johnson, Jacimaria R. Batista, and Sajjad Ahmad, Indirect Potable Water Reuse: An Alternative for Water Quality Management in The Las Vegas Valley. WEFTEC 2007.

 

13.  Ahmad S. Evaluating Water Supply and Water Quality Management Options for Las Vegas Valley, Joint AGU Assembly, May 21-25, 2007, Acapulco, Mexico. H33C-03

 

14.  Kalra, A, Ahmad Using oceanic-atmospheric oscillations for long lead-time streamflow forecasting in the Upper Colorado River Basin. AGU, San Francisco, CA 2007 H11C-0646

15.  Melesse, Mcclain, Ahmad, Wang, Nangia and Lim. 2007. Suspended Sediment Load Prediction Using Artificial Neural Networks Approach Joint AGU Assembly, May 21-25, 2007, Acapulco, Mexico. H43A-03

 

16.  Sajjad Ahmad, Planning for Water Resources of South Florida: A system dynamics modeling approach, AGU, San Francisco 2006

 

17.  Sajjad Ahmad, Guillermo Podesta, Fernando Miralles-Wilhelm, Reinaldo Garcia, An integrated model for sustainable management of water resources in south Florida. Annual Conference of American Meteorological Society, Atlanta, 2006.

 

18.  Reinaldo Garcia-Martinez,  Sajjad Ahmad, Fernando Miralles-Wilhem, Predicting rainfall in the Lake Okeechobee watershed based on historic rainfall records and climate indicators: an Artificial Neural Network modeling approach, Annual Conference of American Meteorological Society, Atlanta, 2006.

 

19.  Ahmad, Sajjad, Fernando R Miralles-Wilhelm, Guillermo P Podestá Kenny Broad David Letson, (2005). Evaluating the Impacts of Climate Variability on Agriculture: an integrated modeling approach, AGU Joint Assembly, New Orleans.

 

20.  Haroon, Stephen, David G. Long and Sajjad Ahmad (2005). Moisture mapping in the Amazon basin using Near-Nadir and Far-Range backscatter slopes, AGU Joint Assembly, New Orleans.

 

21.  Tengs T O, and Ahmad S (2004). Simulating the population health impacts of mandating nicotine reductions in cigarettes: results from the tobacco policy model. International society for pharmacoeconomics and outcomes research. ISPOR 9th Annual int. meeting, Arlington, VA

 

22.  Ahmad, S., (2004). Public Health and Economic Impacts of Raising the Legal Smoking Age in California, ISPOR 7th Annual European Congress, Hamburg, Germany.

 

23.  Ahmad S and Tengs T., (2004). Clearing the smoke: a computer simulation of the population health impacts of reducing nicotine in cigarettes, 10th annual meeting of the Society for Research on Nicotine and Tobacco, Scottsdale, AZ

 

24.  Ahmad, S., (2003). Real time flood forecasting: a case study of the Jhelum River, Pakistan. IUGG the XXIII General Assembly of the Inter. Union of Geodesy & Geophysics Sapporo, Japan.

 

25.  Ahmad, S., (2003). Revisiting 1992 Floods in Pakistan: operation of Mangla Reservoir, IUGG, the XXIII General Assembly of the Inter. Union of Geodesy and Geophysics, Sapporo, Japan.

 

26.  Turbow, D., Dwight, R, Ahmad, S, Norwick, S. (2003).  A dynamic simulation model of the public health and economic aspects of coastal water quality in Huntington Beach, California.  Greening XII Conference.  Santa Barbara, CA. 

 

27.  Ahmad S and Tengs T., (2003) Federal Policy Mandating Safer Cigarettes: A Simulation of the Anticipated Population Health Gains or Losses, 25th Annual Meeting of the Society for Medical Decision Making October 18-22, Chicago.

 

28.  Ahmad S and Tengs T., (2003), Validating Computer Simulation Models: Case of the Tobacco Policy Model, 25th Meeting of the Society for Medical Decision Making Oct 18-22, Chicago.

 

29.  Ahmad S and Tengs T., (2003), Reducing Nicotine in Cigarettes: A dynamic simulation of the population health impacts. Chao Family Cancer Center Conf., Oct. 24-26, Palm Springs.

 

30.  Ahmad, S. (2002). Operating water resources systems under climate change scenarios, American Geophysical Union (AGU) Fall Meeting, San Francisco, CA

 

31.  Turbow, D., Norwick, S. and Ahmad, S (2002). A dynamic simulation model of beach sand replenishment: a case study of Santa Barbara, California, Proc. of 20th Inter. Conf. of the System Dynamics Society, edt. Pål Davidsen, Edoardo Mollona, Vedat Diker, Robin Langer, Jennifer Rowe, Palermo, Italy, 24 pp.

 

32.  Ahmad S. and Simonovic S. P. (2001). Modeling human behavior for evacuation planning: a system dynamics approach in “Bridging the Gap”, Proceedings of the ASCE world water and environmental resources congress, edt. Don Phelps and Gerald Shelke, Orlando, FL., May, 10 pp

 

33.  Ahmad S. and Simonovic S. P. (2001), Topography and overland flow algorithms: performance comparison of 1D and 2D hydrodynamic modeling approaches. Proc. of the 15th Canadian Hydro-technical Conference, edt. Don Noakes, Brenda McCabe, Maria Elektorowicz, Ram Balachandar, Victoria, BC. 8 pp.

 

34.  Ahmad S. and Simonovic S. P. (2001). Predicting runoff hydrograph using artificial neural networks, in “Bridging the Gap”, Proc. of ASCE world water and environmental resources congress, edt. Don Phelps and Gerald Shelke, Orlando, FL., 17 pp.

 

35.  Ahmad S. and Simonovic S. P. (2001), Modeling dynamic processes in space and time: a spatial system dynamics approach, in “Bridging the Gap”, Proceedings of the ASCE world water and environmental resources congress, edt. Don Phelps and Gerald Shelke, Orlando, FL., 20 pp.

 

36.  Ahmad, S., and Simonovic S. P. (2000). Dynamic modeling of flood management policies, in “sustainability in third millennium”, Proc. of the 18th Int. Conf. of the System Dynamics Society, edt. Pål Davidsen, David Ford, and Ali Mashayekh , Bergen, Norway, 18 pp.

 

37.  Ahmad S. and Simonovic S. P. (2000). Analysis of economic and social impacts of flood management policies using system dynamics, in “Atmospheric, Surface and Subsurface Hydrology and Interactions”, Proc. of the Int. Conf. of the American Institute of Hydrology,  research triangle park, NC, 13 pp.

 

38.  Ahmad S. and Simonovic S. P. (2000). Modeling flood emergency management policies: a system dynamics approach. Proc. of Manitoba Emergency Management Conf., Winnipeg, MB

 

39.  Ahmad S. and Simonovic S. P. (2000). Behavioral model for evacuation planning during flood emergencies, Workshop on Extreme Events and the Assessment of Risk, London, ON.

 

40.  Ahmad, S. (2000). Expert system for selection of flood control measures, 17th Red River Basin Land and Water Int. Conf. Our Basin Home: Managing our Society within Nature, Winnipeg, MB

 

41.  Ahmad, S. (2000). Modeling reservoir operations for flood management using system dynamics, 17th Annual Red River Basin Land and Water International Conference. Winnipeg, MB.

 

42.  Ahmad S. (1999). Decision support system structure and applications, Workshop on GIS Modeling from Theory to Applications, Manitoba, Canada.

 

43.  Ahmad S. and Simonovic S. P. (1999). Role of a coupled GIS-2-D hydrodynamic model in a decision support system for flood control, in “Red River Flooding-Decreasing Our Risks”, Proc. of Canadian Water Resources Association’s Conference, Winnipeg, Canada, 14 pp.

 

44.  Ahmad, S., and Simonovic S. P. (1999). Comparison of one-dimensional and two-dimensional hydrodynamic modeling approaches for Red River Basin, Report to the International Joint Commission-Red River Basin Task Force, Ottawa, Washington, 51 pp.

 

45.  Piracha, A. L., Ginn-Yein, C., and Ahmad, S. (1998). Integrated Use of GIS & Remote Sensing in Hydrological Modeling, in Proc. of GIS Applications to Resource Management and Environmental Planning, Islamabad, Pakistan, 6 pp.