Publications 

Peer Reviewed Journal Publications (published) (*indicates graduate student advisees)

1. Kumar, S., Imen, S., Sridharan, V.K., Gupta, A., McDonald, W., Ramirez-Avila, J.J., Abdul-Aziz, O.I., Talchabhadel, R., Gao, H., Quinn, N.W.T., Weiss, J.W., Poulose, T., Palmate, S.S., Lee, C.M., and Baskaran, L. (2024). “Perceived barriers and advances in integrating earth observations with water resources modeling.” Remote Sensing Applications: Society and Environment, 33 (2024), 101119. https://doi.org/10.1016/j.rsase.2023.101119  

2. Abdul-Aziz, O.I., and *Gebreslase, A.K. (2023). “Emergent scaling of dissolved oxygen (DO) in freshwater streams across contiguous USA.” Water Resources Research, https://doi.org/10.1029/2022WR032114. 

3. Smith, M., Kominoski, J., Price, R., Abdul-Aziz, O.I., and Troxler, T. (2023). “Linking seasonal changes in organic matter composition and nutrients to shifting hydraulic gradients in coastal urban canals.” Water Resources Research, https://doi.org/10.1029/2022WR033334. 

4. Ijaz, U., Baki, A.B., Abdul-Aziz, O.I., Zhang, W., and Christian, A.D. (2023). “The effects of large roughness elements on the in-stream transport and retention of polystyrene microplastics.” Scientific Reports (a NATURE journal) 13, 6522 (2023). https://doi.org/10.1038/s41598-023-33436-0 

5. *Ahmed, S. and Abdul-Aziz, O.I. (2022). “Metabolic scaling of stream dissolved oxygen across the U.S. Atlantic Coast.” Science of The Total Environment, https://doi.org/10.1016/j.scitotenv.2022.153292.

6. Roy, K.C., Hasan, S., Abdul-Aziz, O.I., and Mozumder, P. (2022). “Understanding the Influence of Multiple Information Sources on Risk Perception Dynamics and Evacuation Decisions: An Agent-based Modeling Approach.” International Journal of Disaster Risk Reduction, 82, https://doi.org/10.1016/j.ijdrr.2022.103328. 

7. *Zaki, M.T. and Abdul-Aziz, O.I. (2022). “Predicting greenhouse gas fluxes in coastal salt marshes using artificial neural networks.” Wetlands, 42:27, https://doi.org/10.1007/s13157-022-01558-2.

8. Eagle, M., Kroeger, K.D., Spivak, A.C., Wang, F., Tang, J., Abdul-Aziz, O.I., *Ishtiaq, K.S., O’Keefe Suttles, J., and Mann, A.G. (2022). “Soil carbon consequences of historic hydrologic impairment and recent restoration in coastal wetlands.” Science of The Total Environment, https://doi.org/10.1016/j.scitotenv.2022.157682.

9. Heltzel, R., Johnson, D.,*Zaki, M., *Gebreslase, A., and Abdul‐Aziz, O.I. (2022). “Understanding the accuracy limitations of quantifying methane emissions using Other Test Method (OTM) 33A.” Environments, 9, 47. https://doi.org/10.3390/environments9040047

10. Heltzel, R.S., Johnson, D.R., *Zaki, M.T., *Gebreslase, A.K., and Abdul-Aziz, O.I. (2022). “Machine learning techniques to increase the performance of indirect methane quantification from a single, stationary sensor.” Heliyon (a journal of CellPress), https://doi.org/10.1016/j.heliyon.2022.e11962. 

11. *Huq, E. and Abdul-Aziz, O.I. (2021). “Climate and land cover change impacts on stormwater runoff in large-scale coastal-urban environments .” Science of The Total Environment, DOI: https://doi.org/10.1016/j.scitotenv.2021.146017. 

12. Lee, J., Yousaf, A., Jenkins, S., *Zaki, M.T., Napier, C., Abdul-Aziz, O.I., and Zinn, Z. (2021). “The positive environmental impact of virtual isotretinoin management.” Pediatric Dermatology, DOI:  https://doi.org/10.1111/pde.14600. 

13. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2020). “Ecological parameter reductions, environmental regimes, and characteristic process diagram of carbon dioxide fluxes in coastal salt marshes.” Scientific Reports (a NATURE journal), 10:15732, DOI: https://doi.org/10.1038/s41598-020-72066-8 

14. *Mahjabin, T. and Abdul-Aziz, O.I. (2020). “Trends in the magnitude and frequency of extreme rainfall regimes in Florida.” Water, 12(9), 2582; DOI: https://doi.org/10.3390/w12092582. 

15. Heltzel, R.S., *Zaki, M.T., *Gebreslase, A.K., Abdul-Aziz, O.I., and Johnson, D.R. (2020). “Continuous OTM 33A analysis of controlled releases of methane with various time periods, data rates, and wind filters.” Environments, 7, 65; DOI: http://dx.doi.org/10.3390/environments7090065.  

16. Abdul-Aziz, O.I. and *Ahmed, S. (2019). “Evaluating the emergent controls of stream water quality with similitude and dimensionless numbers.” ASCE Journal of Hydrologic Engineering, 24(5): 04019010. DOI: https://doi.org/10.1061/(ASCE)HE.1943-5584.0001769 

17. Abdul-Aziz, O.I., *Ishtiaq, K.S., Tang, J., Moseman-Valtierra, S., Kroeger, K.D., Gonneea, M.E., Mora, J., and Morkeski, K. (2018). “Environmental controls, emergent scaling, and predictions of greenhouse gas (GHG) fluxes in coastal salt marshes.” Journal of Geophysical Research : Biogeosciences, 123, 2234–2256. DOI: https://doi.org/10.1029/2018JG004556.

18. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2017). “A generalized model of hourly net ecosystem exchange (NEE) for Florida Everglades freshwater wetlands.” Wetlands, doi: 10.1007/s13157-017-0928-y.

19. Abdul-Aziz, O.I. and *Ahmed, S. (2017). “Relative linkages of stream water quality and environmental health with the land use and hydrologic drivers in the coastal-urban watersheds of southeast Florida.” GeoHealth, DOI: 10.1002/2017GH000058 

20. Moseman-Valtierra, S., Abdul-Aziz, O.I., Tang, J., *Ishtiaq, K.S., Morkeski, K., Mora, J., Quinn, R.K., Martin, R.M., Egan, K., Brannon, E., Carey, J., Kroeger, K.D. (2016). “Carbon dioxide fluxes reflect plant zonation and belowground biomass in a coastal marsh.” Ecosphere, 7(11):e01560. 10.1002/ecs2.1560. 

21. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2015). “Relative linkages of canopy-level CO2 fluxes with the climatic and environmental variables for U.S. deciduous forests.” Environmental Management, doi: 10.1007/s00267-014-0437-1. 

22. Abdul-Aziz, O.I. and *Al-Amin, S. (2015). “Climate, land use and hydrologic sensitivities of stormwater quantity and quality in a complex coastal-urban watershed.” Urban Water Journal, doi: 10.1080/1573062X.2014.991328. 

23. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2014). “Robust empirical modeling of dissolved oxygen in small rivers and streams: Scaling by a single reference observation.” Journal of Hydrology, 511: 648–657. http://dx.doi.org/10.1016/j.jhydrol.2014.02.022. 

24. *Al-Amin, S. and Abdul-Aziz, O.I. (2013). “Challenges in mechanistic and empirical modeling of stormwater: Review and perspectives.” Irrigation and Drainage, 62: 20–28. doi: 10.1002/ird.1804. 

25. Huang, S., Young, C., Abdul-Aziz, O.I., Dahal, D., Feng, M. and Liu, S. (2013). “Simulating water budget of a Prairie Potholes complex from LiDAR and hydrological models in North Dakota, USA.”  Hydrological Sciences Journal, 58 (7), 1–11. 

26. Dorner, B., Holt, K.R., Peterman, R.M., Jordan, C., Larsen, D.P., Olsen, A.R. and Abdul-Aziz, O.I. (2013). “Evaluating alternative methods for monitoring and estimating responses of salmon productivity in the North Pacific to future climatic change and other processes: a simulation study.” Fisheries Research, 147: 10 – 23.

27. Wu, Y., Liu, S. and Abdul-Aziz, O.I. (2012). “Hydrological effects of the increased CO2 and climate change in the Upper Mississippi River Basin using a modified SWAT.” Climatic Change,110 (3-4): 977-1003, doi: 10.1007/s10584-011-0087-8. 

28. Abdul-Aziz, O.I., Mantua, N.J. and Myers, K.W. (2011). “Potential climate change impacts on thermal habitats of Pacific salmon in the North Pacific Ocean and adjacent seas.” Canadian Journal of Fisheries and Aquatic Sciences, 68:1660-1680, doi:10.1139/F2011-079. 

29. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2010). “Two-zone model for stream and river ecosystems.” Hydrobiologia, 638 (1): 85-107, doi: 10.1007/s10750-009-0011-7. 

30. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2007). “An extended stochastic harmonic analysis (ESHA) algorithm: Application for dissolved oxygen.” Water Resources Research, 43(8),W08417, doi: 10.1029/2006WR005530. 

31. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2007). “Calibration and validation of an empirical dissolved oxygen model.” Journal of Environmental Engineering, 133(7): 698-710.

32. Abdul-Aziz, O.I. and Burn, D. H. (2006). “Trends and variability in the hydrological regime of the Mackenzie River Basin.” Journal of Hydrology, 319(1-4): 282-294.

33. Burn, D. H., Abdul-Aziz, O.I. and Pietroniro, A. (2004). “A comparison of trends in hydrological variables for two watersheds in the Mackenzie River Basin.” Canadian Water Resources Journal, 29(4): 283-298.

Book Chapters and Conference Proceedings

1. Peng, Z., Lin, X., Niu, N., and Abdul-Aziz, O.I. (2021). I/O Associations in Scientific Software: A Study of SWMM. In: Paszynski M., Kranzlmüller D., Krzhizhanovskaya V.V., Dongarra J.J., Sloot P.M.A. (eds) Computational Science – ICCS 2021. ICCS 2021. Lecture Notes in Computer Science, vol 12747. Springer, Cham. https://doi.org/10.1007/978-3-030-77980-1_29.

2. Surgeon-Rogers, T.-M., Kroeger, K.D., Abdul-Aziz, O.I., Tang, J., and Moseman-Valtierra, S. (2018). “Blue Carbon as a tool to support coastal management and restoration: Bringing wetlands to market case study”. In L. Windham-Myers, S. Crooks, and T. Troxler (Eds.), A Blue Carbon Primer. CRC press, Boca Raton, FL, U.S.A.

3. Abdul-Aziz, O.I., Wilson, B.N., and Gulliver, J. S. (2008). “Food web models for stream ecosystems.” Proc., World Environmental and Water Resources Congress 2008, Environmental & Water Resources Institute (EWRI) of the American Society of Civil Engineers (ASCE), Honolulu, Hawaii, May 12-16, pp. 1-10, doi: 10.1061/40976(316)224. 

4. Abdul-Aziz, O.I., Wilson, B.N., and Gulliver, J. S. (2007). “Comparative parameterization of dissolved oxygen by an extended stochastic harmonic analysis (ESHA) algorithm.” Proc., World Environmental and Water Resources Congress 2007, Environmental & Water Resources Institute (EWRI) of the American Society of Civil Engineers (ASCE),Tampa, Florida, May 15-19, pp. 1-11, doi: 10.1061/40927(243)112

5. Abdul-Aziz, O.I. (2004). “Climate change impacts and flood risk analysis in the Mackenzie River basin: A modeling based comparative study considering and not considering trends in hydrologic variable.” Proc., 6th International Conference on Hydroinformatics, Singapore, June 21-24. (CD-ROM)

6. Burn, D. H., Abdul-Aziz, O.I., and Pietroniro, A. (2004). “Trends in hydrological variables for two watersheds in the Mackenzie River basin.” Water and Climate Change: Knowledge for Better Adaptation, Proc., 57th Canadian Water Resources Association Annual Congress, Montréal, Qc, June 16-18. (CD-ROM)

7. Aziz, O.I.A. (2004). “Developing control rules in operating single reservoir system: Use of micro-genetic algorithm.” Proc., 2nd BSME-ASME International Conference on Thermal Engineering, Dhaka, Bangladesh, January 2-4. (CD-ROM).

Presentations at Major International and National Conferences (* indicates graduate student advisees)

1. Abdul-Aziz, O.I. (2023). “Stormwater runoff would double in southeast Florida by 2050s to 2080s.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Henderson, NV, May 21-25.

2. Abdul-Aziz, O.I. (2023). “Dimensionless scaling of dissolved oxygen in coastal streams.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Henderson, NV, May 21-25.

3. *Jahan, S., and Abdul-Aziz, O.I. (2023). “Environmental controls of carbon dioxide (CO2) fluxes in freshwater wetlands across the globe.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Henderson, NV, May 21-25.

4. Abdul-Aziz, O.I. (2022a). “Dissolved oxygen shows robust metabolic scaling law in coastal streams.” Presented at the American Geophysical Union (AGU) Fall Meeting, Chicago, IL, December 12-16.

5. Abdul-Aziz, O.I. (2022b). “Climate and land use change impacts on stormwater generation in complex coastal urban-natural environments.” Presented at the American Geophysical Union (AGU) Fall Meeting, Chicago, IL, December 12-16.

6. *Jahan, S., and Abdul-Aziz, O.I. (2022). “Controls of methane emission fluxes from freshwater wetlands at the global scale.” Presented at the American Geophysical Union (AGU) Fall Meeting, Chicago, IL, December 12-16.

7. *Khan, M., and Abdul-Aziz, O.I. (2022). “Impacts of changing climate and land uses on stormwater runoff response across inland-urban-natural environments.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Atlanta, GA, June 5-8.

8. *Gebreslase, A.K., Abdul-Aziz, O.I., and Zaki, M.T. (2022). “Predicting stream dissolved oxygen across the U.S. Gulf Coast.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Atlanta, GA, June 5-8.

9. *Khan, M., and Abdul-Aziz, O.I. (2021). “Stormwater runoff response under changing climate and land Uses in large-scale coastal-urban-natural environments.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 13-17.

10. *Gebreslase, A.K., and Abdul-Aziz, O.I. (2021). “Prediction of stream dissolved oxygen concentration in the Missouri River Basin using feedforward neural network.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 13-17.

11. *Zaki, M.T., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2021). “Carbon dioxide uptake fluxes in coastal salt marshes reveal ecological similitudes and environmental regimes.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 13-17.

12. *Zaki, M.T., Abdul-Aziz, O.I., *Gebreslase, A.K., Heltzel, R.S., and Johnson, D.R. (2021). “Modeling methane emissions from a natural gas field in Appalachia, USA.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 13-17.

13. *Huq, E., and Abdul-Aziz, O.I. (2021). “Potential Impacts of Changing Extreme Rainfalls, Land Cover, and Sea Level on the Stormwater Runoff in the St. Johns River Basin, Florida.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Virtual, June 7-11.

14. *Gebreslase, A.K., and Abdul-Aziz, O.I. (2021). “Emergent scaling of stream dissolved oxygen across the contiguous U.S.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Virtual, June 7-11.

15. *Zaki, M.T., and Abdul-Aziz, O.I. (2021). “Artificial neural networks to predict greenhouse gas fluxes in coastal salt marshes” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Virtual, June 7-11.

16. Peng, Z., Lin, X., Niu, N., and Abdul‐Aziz, O.I. (2021). “I/O associations in scientific software: A study of SWMM.” Presented at the International Conference on Computational Science (ICCS), Virtual, June 16-18.

17. *Huq, E., and Abdul-Aziz, O.I. (2020). “Pluvial flooding responses across Florida’s Atlantic coast under changing extreme rainfall, land cover, and sea level.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

18. *Khan, M., and Abdul-Aziz, O.I. (2020). “Assessment of future stormwater runoff scenarios in the Suwannee River Basin under changing climate and land uses.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

19. *Zaki, M.T., and Abdul-Aziz, O.I. (2020). “Prediction of greenhouse gas fluxes in coastal salt marshes with machine learning” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

20. Kuhl, S., Gonneea, M.E., Kroeger, K.D., Wang, A.Z., Abdul-Aziz, O.I., Tang, J., and *Zaki, M.T. (2020). “Tidal exports of dissolved organic carbon from a coastal salt marsh complex.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

21. *Gebreslase, A.K., and Abdul-Aziz, O.I. (2020). “Ecohydrologic linkages of stream chlorophyll a across the contiguous U.S.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

22. *Siddik, M.A.Z., and Abdul-Aziz, O.I. (2020). “Scaling-based robust empirical modeling of stream temperature (Tw) across the contiguous U.S.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

23. *Huq, E., and Abdul-Aziz, O.I. (2020). “Pluvial flooding responses across Florida’s Atlantic coast under changing extreme rainfall, land cover, and sea level.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

24. *Khan, M., and Abdul-Aziz, O.I. (2020). “Assessment of future stormwater runoff scenarios in the Suwannee River Basin under changing climate and land uses.” Presented at the American Geophysical Union (AGU) Fall Meeting, Virtual, December 1-17.

25. Abdul-Aziz, O.I. (2019). (Oral) “Watershed similitude and emergent controls of stream water quality and ecosystem health.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-13.

26. *Zaki, M.T. and Abdul-Aziz, O.I. (2019). “Biophysical controls of net ecosystem exchange of CO2 across various time-scales and ecosystems in North America.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-13.

27. *Tarek, M.H., *Huq, E., and Abdul-Aziz, O.I. (2019). “Assessment of extreme event induced stormwater flooding in the Kissimmee River Basin of Florida under changing climate and land cover.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-13.

28. *Gebreslase, A.K., Abdul-Aziz, O.I., *Zaki, M.T., Heltzel, R., and Johnson, D.R. (2019). “Linkages of methane emissions with environmental drivers in natural gas fields.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-13.

29. * Gebreslase, A.K., and Abdul-Aziz, O.I. (2019). “Power law scaling of stream dissolved oxygen with the dominant environmental drivers across the Atlantic, Gulf, and Pacific Coasts of USA.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Pittsburgh, PA, May 19-23.

30. *Ishtiaq, K.S., and Abdul-Aziz, O.I., (2019). “Comparative assessments of different machine learning techniques in predicting wetlands greenhouse gas (GHG) fluxes.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Pittsburgh, PA, May 19-23.

31. *Huq, E., *Tarek, M.H., and Abdul-Aziz, O.I. (2019). “Freshwater flooding scenarios of northeast Florida under the potential changes in extreme rainfall and land uses/cover.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Pittsburgh, PA, May 19-23.

32. *Khan, M., *Tarek, M.H., and Abdul-Aziz, O.I. (2019). “Potential changes in future stormwater runoff scenarios under changing climatic drivers and land uses in the Northwest Florida Basin.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Pittsburgh, PA, May 19-23.

33. *Zaki, M.T., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2019). (Oral) “Multi-temporal controls of wetland carbon, water, and energy fluxes.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Pittsburgh, PA, May 19-23.

34. *Ishtiaq, K.S., Abdul-Aziz, O.I., and *Zaki, M.T. (2018). “Predictions of diurnal cycles of net ecosystem exchange (NEE) across global FLUXNET sites using scaling-based empirical modeling.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

35. *Zaki, M.T., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2018). “Environmental linkages of hourly net ecosystem exchange (NEE) across diverse ecosystems.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

36. *Ahmed, M.H. and Abdul-Aziz, O.I. (2018). “Dominant temporal controls of dissolved oxygen (DO) in non-coastal streams across the contiguous U.S.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

37. *Gebreslase, A.K. and Abdul-Aziz, O.I. (2018). “Environmental controls of dissolved oxygen in coastal streams across USA.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

38. *Siddik, M. A. Z. and Abdul-Aziz, O.I. (2018). “Scaling-based robust empirical modeling of stream temperature across USA.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

39. *Tarek, M.H., *Huq, E., and Abdul-Aziz, O.I. (2018). “Historical and future stormwater runoff scenarios in the Kissimmee River Basin, Florida.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

40. *Huq, E., *Tarek, M.H., and Abdul-Aziz, O.I. (2018). “Stormwater runoff scenarios of northeast Florida under a changing regime of climate, hydrology, and land uses.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

41. *Khan, M., *Tarek, M.H., and Abdul-Aziz, O.I. (2018). “Comparative assessment of current and future stormwater flooding scenarios during extreme events in the Northwest Florida Basin.” To be presented at the American Geophysical Union (AGU) Fall Meeting, Washington, DC, December 10-14.

42. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2018). “Investigation of environmental similitudes and emergent scaling of CO2 fluxes in coastal wetlands.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Minneapolis, MN, June 3-7.

43. *Siddik, M.A.Z., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2018). “Scaling-based robust modeling and prediction of stream dissolved oxygen (DO) using fraction of DO saturation.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Minneapolis, MN, June 3-7.

44. *Huq, E. and Abdul-Aziz, O.I. (2018). “Current and future urban stormwater flooding scenarios in the southeast Florida coasts under extreme events.” Presented at the ASCE EWRI World Environmental & Water Resources Congress, Minneapolis, MN, June 3-7.

45. *Khan, M. and Abdul-Aziz, O.I. (2018). “Assessment of current and future extreme rainfall induced stormwater flooding scenario in the Southwest Florida Basin.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Minneapolis, MN, June 3-7.

46. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2017). “Prediction of greenhouse gas (GHG) fluxes from coastal salt marshes using artificial neural network.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

47. *Zaki, M.T., Abdul-Aziz, O.I., and *Ishtiaq, K.S.  (2017). “Multi-temporal linkages of net ecosystem exchanges (NEE) with the climatic and ecohydrologic drivers in a Florida Everglades short-hydroperiod freshwater marsh.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

48. *Huq, E. and Abdul-Aziz, O.I. (2017). “Impacts of changing climate, hydrology and land use on the stormwater runoff of urbanizing central Florida.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

49. *Khan, M. and Abdul-Aziz, O.I. (2017). “Impacts of changing climatic drivers and land use features on future stormwater runoff in the northwest Florida basin: A large-scale hydrologic modeling assessment.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

50. *Siddik, M. A. Z., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2017). “Robust empirical modeling of Chlorophyll-a in streams and rivers: Scaling by a single reference observation.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

51. *Ahmed, M.H. and Abdul-Aziz, O.I. (2017). “Relative linkages of Chlorophyll-a with the hydroclimatic and biogeochemical variables across the continental U.S. (CONUS)” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

52. *Ahmed, S. and Abdul-Aziz, O.I. (2017). “Relative linkages of stream dissolved oxygen with the climatic, hydrological, and biogeochemical drivers across the East Coast of U.S.A.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

53. *Araya, F. and Abdul-Aziz, O.I. (2017). “Linking stream dissolved oxygen with the dynamic environmental drivers across the Pacific Coast of U.S.A.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

54. *Gebreslase, A.K. and Abdul-Aziz, O.I. (2017). “Relative linkages of stream dissolved oxygen with the hydroclimatic and biogeochemical drivers across the Gulf Coast of U.S.A.” Presented at the American Geophysical Union (AGU) Fall Meeting, New Orleans, LA, December 11-15.

55. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2017). “Investigation of biotic-abiotic scaling relationships of CO2 fluxes from coastal wetlands: Application of similitude and dimensional analysis.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Sacramento, CA, May 21-25.

56. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2017). “Scaling-based robust empirical modeling of net ecosystem exchange (NEE) from wetlands.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Sacramento, CA, May 21-25.

57. *Khan, M. and Abdul-Aziz, O.I. (2017). “Potential Climate Change Impacts on the Stormwater Runoff in Tampa Bay Basin, Florida: A Large-Scale Hydrologic Modeling Assessment.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Sacramento, CA, May 21-25.

58. *Siddik, M. A. Z., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2017). “A scaling-based robust empirical model of stream dissolved oxygen for the continental United States.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Sacramento, CA, May 21-25.

59. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2016). “Environmental and hydroclimatic sensitivities of greenhouse gas (GHG) Fluxes from coastal wetlands.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

60. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2016). “CH4 emissions from coastal salt marshes are more sensitive to temperature and salinity than hydrologic variables.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

61. *Huq, E. and Abdul-Aziz, O.I. (2016). “Current and future urban stormwater flooding scenarios in the southeast Florida coasts.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

62. *Khan, M. and Abdul-Aziz, O.I. (2016). “Comparative synthesis of current and future urban stormwater runoff scenarios in Tampa Bay Basin under a changing climate.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

63. *Siddik, M. A. Z., Abdul-Aziz, O.I., and *Ishtiaq, K.S. (2016). “A scaling-based robust empirical model of stream dissolved oxygen for the eastern United States.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

64. *Ahmed, S. and Abdul-Aziz, O.I. (2016). “Land use and hydrologic sensitivities of stream water quality in complex coastal-urban watersheds.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 11-15.

65. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2016). “Data-analytics for predicting greenhouse gas fluxes and carbon storage in tidal wetlands.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, West Palm Beach, FL, May 22-26.

66. *Huq, E. and Abdul-Aziz, O.I. (2016). “Scenarios of current and future urban stormwater flooding in the southeast Florida coasts.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, West Palm Beach, FL, May 22-26.

67. Quinn, R. K., Moseman-Valtierra, S., Kroeger, K. D., Martin, R., Abdul-Aziz, O. I., *Ishtiaq, K. S., Brannon, E., Egan, K., and Tang, J. (2016). “The Coastal Squeeze: Rising seas and upland plant invasions differentially affect vertical exchange of greenhouse gases.” Presented at the American Geophysical Union (AGU)’s Ocean Sciences Meeting, New Orleans, LA, February 21-26. 

68. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2015). “A mechanistically informed user-friendly model to predict greenhouse gas (GHG) fluxes and carbon storage from coastal wetlands.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 14-18.

69. *Islam, M.S. and Abdul-Aziz, O.I. (2015). “Impacts of changing climate and environment on the stormwater runoff in the Kissimmee River Basin, Florida.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 14-18.

70. *Ahmed, S. and Abdul-Aziz, O.I. (2015). “Analyzing the relative linkages of land use and hydrologic variables with urban surface water quality using multivariate techniques.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 14-18.

71. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2015) (INVITED). “Developing user-friendly models of greenhouse gas (GHG) fluxes from coastal wetlands.” Presented at the 2015 Society of Wetland Scientists (SWS) Annual Meeting, Providence, RI, May 31-June 4.

72. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2015) (INVITED Plenary). “A user-friendly model for predicting greenhouse gas fluxes and carbon storage in tidal wetlands.” Presented at the ‘Bringing Wetlands to Market: Capitalizing on Coastal Blue Carbon’ Conference, May 12-13, Brockton, MA, U.S.A.

73. Abdul-Aziz, O.I. and *Al-Amin, S. (2015). “Climate, land use and hydrologic sensitivities of stormwater quantity and quality in complex coastal-urban basins: A case study for South Florida, U.S.A.” Presented at the American Society of Civil Engineers (ASCE) Environmental and Water Resources Institute (EWRI) World Environmental and Water Resources Congress, Austin, Texas, May 17-21.

74. *Huq, E. and Abdul-Aziz, O.I. (2015). “Predictions of urban flooding in the Southeast Florida coasts during extreme climatic events.” Presented at the ASCE EWRI World Environmental and Water Resources Congress, Austin, Texas, May 17-21.

75. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2014). “Robust modeling of greenhouse gas (GHG) fluxes from coastal wetland ecosystems.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 15-19.

76. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2014). “Scaling for robust empirical modeling and predictions of net ecosystem exchange (NEE) from diverse wetland ecosystems.” Presented at the American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 15-19.

77. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2014) (INVITED). “Empirical modeling and predictions of greenhouse gas fluxes from coastal wetlands: A multivariate data-analytics approach.” Presented at the Joint Aquatic Sciences Meeting, Portland, Oregon, May 18-23, 2014. 

78. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2013). “Relative linkages of climatic and environmental drivers with net ecosystem exchanges of six diverse terrestrial ecosystems.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-12. 

79. *Ishtiaq, K.S. and Abdul-Aziz, O.I.  (2013). “Quantitative linking of dominant environmental drivers and fluxes with vertical CO2 fluxes of eight deciduous forests.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-12.

80. *Al-Amin, S. and Abdul-Aziz, O.I.  (2013). “Empirical modeling of stream water quality for complex coastal-urban watersheds.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 9-12.

81. Abdul-Aziz, O.I., Wilson, B.N., and *Ishtiaq, K.S. (2013). “Application of scaling in ecological engineering.” Ecological Society of America (ESA) Annual Meeting, Minneapolis, MN, August 4-9.

82. Abdul-Aziz, O.I. and *Ishtiaq, K.S. (2012). “Scaling for robust assessment and predictions of aquatic ecosystem health.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 3-7.

83. *Al-Amin, S. and Abdul-Aziz, O.I. (2012). “Responses of stormwater runoff to climate variability and urban land uses.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 3-7.

84. *Ishtiaq, K.S. and Abdul-Aziz, O.I. (2012). “Application of scaling for robust modeling of dissolved oxygen in streams and rivers.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 3-7.

85. Byrd, K., Ratliff, J., Abdul-Aziz, O.I., Bliss, N., Wein, A., Sleeter, B. and Sohl, T. (2012). “Quantifying maximum wetland carbon sequestration potential in the great plains for three greenhouse gas emission scenarios”. 9th INTECOL International Wetlands Conference: Wetlands in a Complex World, Orlando, FL, June 3-8.

86. Liu, S., Li, Z., Liu, J., Chen, M., Gleason, R., Grangaard, L, Young, C.J., Schmidt, G., Oeding, J., Davis, B., Zhu, Z., Dahal, D., Abdul-Aziz, O.I., Sohl, T.L., Hawbaker, T.J. and Sleeter, B.M. (2011). “Impacts of disturbances, management and climate change on carbon dynamics and N2O and CH4 emissions from 1992 to 2050 in the US great plains.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 5-9.

87. Abdul-Aziz, O.I., WU, Y., Liu, S., Grangaard, L., and Liu, J. (2011). “Biogeochemical modeling of wetland carbon sequestration and greenhouse gas emission factors for the U.S. temperate prairie ecoregions.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 5-9.

88. Abdul-Aziz, O.I., Mantua, N.J., Myers, K.W. and Mitchell, T. (2011). “Scenarios for climate change impacts on thermal high seas habitats of Pacific salmon in the North Pacific Ocean and adjacent areas.” American Fisheries Society 141st Annual Meeting, Seattle, WA, September 4-8.

89. Huang, S., Abdul-Aziz, O.I., Young, C.J., Dahal, D. and Liu, S. (2011). “Simulating spatio-temporal water dynamics of landscape wetland complex for ecosystem services evaluation in Prairie Pothole Region, USA.” Western South Dakota Hydrology Conference, Rapid City, SD, April 28.

90. Abdul-Aziz, O.I., Liu, S., Young C.J. and Huang, S. (2010). “Regional-scale biogeochemical modeling of greenhouse gas (GHG) emissions from wetland ecosystems.” American Geophysical Union (AGU) Fall Meeting, San Francisco, CA, December 13-17.

91. Huang, S., Liu, S., Abdul-Aziz, O.I., Young, C., Dahal, D., Feng, M., Rover, J., Ji, L. and Wu, Y. (2010). “Monitoring and predicting spatial-temporal water surface dynamics of topographic depressions in the Prairie Pothole Region from remote sensing and hydrologic models.” A Community on Ecosystem Services (ACES) Conference, December 6-9, Phoenix, Arizona.

92. Abdul-Aziz, O.I., Mantua, N.J. and Myers, K.W. (2010). “Climate change impacts on the ocean distributions of Pacific salmon.” International Symposium on Climate Change Effects on Fish and Fisheries, Sendai, Japan, April 26-29.

93. Abdul-Aziz, O.I., Mantua, N.J. and Myers, K.W. (2010). “Potential climate change impacts on the ocean thermal habitat area and ranges of Pacific salmon.” American Geophysical Union (AGU)’s Ocean Sciences Meeting, Portland, Oregon, February 22-26.

94. Abdul-Aziz, O. I., Mantua, N. J., Yearsley, J. R., and Lettenmaier, D. P. (2008). “Future stream temperature projections for the US Pacific Northwest: Potential implications for salmon habitat.” American Geophysical Union (AGU) Fall Meeting, San Francisco, California, December 15-19.

95. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2008). “Food web models for stream ecosystems.” ASCE EWRI World Environmental and Water Resources Congress, Honolulu, Hawaii, May 12-16. 

96. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2007). “Ecohydrological modeling of food webs in stream ecosystems.” American Geophysical Union (AGU) Fall Meeting, San Francisco, California, December 10-14.

97. Abdul-Aziz, O.I., Wilson, B.N. and Gulliver, J. S. (2007). “Comparative parameterization of dissolved oxygen by an extended stochastic harmonic analysis (ESHA) algorithm.” ASCE EWRI World Environmental and Water Resources Congress, Tampa, Florida, May 15-19.

98. Abdul-Aziz, O.I., and Wilson, B.N. (2006). “Dissolved oxygen (DO) interpolation and extrapolation.” 14th National Nonpoint Source Monitoring Workshop: Measuring Project and Program Effectiveness, Minneapolis, Minnesota, September 24-28.

99. Burn, D. H., Abdul-Aziz, O.I. and Pietroniro, A. (2004). “Trends in hydrological variables for two watersheds in the Mackenzie River basin.” Water and Climate Change: Knowledge for Better Adaptation, 57th Canadian Water Resources Association Annual Congress, Montréal, Qc, June 16-18. 

Invited Talks and Seminars at Other Institutions/Departments

1. Abdul-Aziz, O.I. (2022). “Climate and land use change impacts on stormwater generation in south Florida.” Presented at the NSF NICHE Meeting, November 18, 2022. 

2. Abdul-Aziz, O.I. (2022). “Climate and land use change impacts on stormwater generation in south Florida.” Presented at the Coastal & Heartland National Estuary Partnership Southwest Florida Climate Summit, 2022 to the U.S. Senator from Florida (Mr. Marco Rubio), Federal agencies (USEPA, USGS, USFWS, USACE, CDC), and Florida state agencies (South Florida Water Management District, Florida Department of Agriculture, Miami-Dade County, Broward County), April 7, 2022. 

3. “Climate and land use change impacts on stormwater runoff in coastal Florida.” Presented at the Coastal & Heartland National Estuary Partnership Meetings on September 10 and 23, 2021 to the partnership of 10 counties, 27 cities, state, and federal governmental organizations working collectively in Central and Southwest Florida.  

4. “Climate change impacts on water resources and ecosystems.” Presented at the Climate and Water Webinar Series of the West Virginia Rivers Coalition, May 29, 2020.

5. “Environmental controls, emergent scaling, and predictions of ecosystem carbon fluxes.” Presented at The Charles E. Via, Jr. Department of Civil & Environmental Engineering, Virginia Tech, VA, March 29, 2019.

6. “A generalized model of GHG fluxes in coastal salt marshes across New England and the Mid-Atlantic region of USA.” Presented at the ‘Blue Carbon in Our Backyard’ conference at Plymouth, MA on September 10, 2019.

7. “Environmental Controls, Emergent Scaling, and Predictions of Greenhouse Gas (GHG) Fluxes in Coastal Salt Marshes.” Presented at the University of Texas at Austin Marine Science Institute, TX, September 19, 2018.

8. “Ecological-Water Resources Engineering: An interdisciplinary research-education platform for environmental sustainability.” Presented at the Department of Civil Engineering, University of Texas, Arlington, TX, February 16, 2018.

9. “Large-scale Modeling and Predictions of Freshwater Flooding in Coastal Areas.” Presented at the Department of Civil & Environmental Engineering, West Virginia University, Morgantown, WV, September 13, 2017.

10. “Ecological-Water Resources Engineering: An interdisciplinary research-education platform for environmental sustainability.” Presented at the Department of Civil & Construction Engineering, Oregon State University, Corvallis, OR, February 27, 2017. 

11. “Ecological-Water Resources Engineering: An interdisciplinary research-education platform for environmental sustainability.” Presented at the Department of Civil & Environmental Engineering, University of Houston, Houston, TX, March 30, 2016.

12. “Data-analytics and data-based mechanistic modeling of wetland GHG fluxes and carbon storage.” Presented at the U.S. Geological Survey (USGS) National Land Carbon Workshop, USGS Water Science Center, Raleigh, NC, October 28, 2015.

13. “Ecological-Water Resources Engineering: An interdisciplinary research-education platform for environmental sustainability.” Presented at the Department of Civil & Environmental Engineering, West Virginia University, Morgantown, March 11, 2015.

14. “Robust modeling of greenhouse gas (GHG) fluxes from coastal wetland ecosystems.” Presented at the Blue Carbon Workshop, Wells, Maine, December 5, 2014.

15. “Large-scale modeling of urban stormwater runoff in Florida”. Presented at the City of Ft. Lauderdale Workshop, Florida, October 29, 2014.

16. “Climate, land use and hydrologic sensitivities of stormwater quantity and quality in a complex coastal-urban watershed”. Presented at the USAID-WAWASH Study Tour for the Ghana Community Water and Sanitation Agency, FIU, September 9, 2014.

17. “Ecological Engineering at local to global scales: Approaches for sustainable water resources and infrastructure.” Presented at the South Florida Water Management District, West Palm Beach, FL, October 3, 2012.

18. “Ecological Engineering for sustainable water resources at variable scales.” Presented at the Broward County Environmental Lab, Devi, FL, July 17, 2012.

19. “Sustainable developments for coastal communities under the changing environment.” Presented at the Department of Ocean & Mechanical Engineering, SeaTech, Florida Atlantic University, February 14, 2012.

20. “Ecological Engineering for sustainable water resources: A trans-disciplinary approach.” Presented at the Department of Earth & Environment, Florida International University, January 18, 2012.

21. “Ecological Engineering for sustainable water resources.” Presented at the CNR-Princeton workshop series: Next Frontiers in Hydrology conference, Miami, FL, January 9-11, 2012.

22. “Ecological-hydrological engineering at local to global scales: Approaches for sustainable water resources and infrastructures.” Presented at the Department of Civil & Environmental Engineering, Florida International University, April 27 and September 2, 2011.

23. “Ecological Engineering: Platform for a holistic approach towards sustainable water resources and green watershed infrastructures.” Presented at the Department of Bioresources Engineering, University of Delaware, May 13, 2010.

24. “Ecohydrology of unit river ecosystems.” Presented at the USGS Earth Resources Observation and Science (EROS) Center, Sioux Falls, SD, March 16, 2010.

25. “Large-scale biogeochemical modeling of greenhouse gases (GHGs) from wetland ecosystems.” Presented at the National Center for Ecological Analysis and Synthesis (NCEAS), University of California, Santa Barbara, March 25, 2010.

26. “Ecohydrology and ecological engineering: Concepts towards obtaining sustainable water structures and watershed infrastructures.” Presented at the Department of Civil, Construction, and Environmental Engineering, North Carolina State University, Raleigh, NC, October 21, 2009.

27. “Biogeochemical modeling: A tool for guidance under changing climate, population, land use, etc.” Presented to the USGS Earth Resources Observation and Science (EROS) Center, Sioux Falls, SD, October 29, 2009.