Publications

Peer Reviewed Journals

Climate Change, real or not; building flexibility into water infrastructure, B. Gersonius, R. Ashley, A. Pathirana, C. Zevenbergen, Climatic Change, 2011

A simple 2-D inundation model for incorporating flood damage in urban drainage planning”, A. Pathirana, S. Tsegaye, B. Gersonius, and K. Vairavamoorthy, Hydrology and Earth System Science http://www.hydrol-earth-syst-sci.net/15/2747/2011/hess-15-2747-2011.html, 2011

S.W. Delelegn, A.Pathirana, B. Gersonius, A.G.Adeogun, K. Vairavamoorthy. Multi-Objective Optimization of Cost-Benefit of Urban Flood Management using a 1D2D Coupled Model Water Science and Technology, Vol 63 No 5 pp 1054–1060 IWA Publishing 2011 doi:10.2166/wst.2011.2902011] URL File:MOO 1D 2D 2011.pdf.

Managing the flooding system's resiliency to climate change, Gersonius, B; Ashley, R; Pathirana, A; et al. , Proceedings of the Institution of Civil Engineers-Engineering Sustainability Volume: 163 Issue: 1 Pages: 15-22 Published: 2010

Maharjan, M., Pathirana, A., Gersonius, B., and Vairavamoorthy, K.: Staged cost optimization of urban storm drainage systems based on hydraulic performance in a changing environment, Hydrol. Earth Syst. Sci., 13, 481-489, doi:10.5194/hess-13-481-2009, 2009. http://www.hydrol-earth-syst-sci.net/13/481/2009/hess-13-481-2009.html

Managing urban water supplies in developing countries - Climate change and water scarcity scenarios, Vairavamoorthy, K; Gorantiwar, SD; Pathirana, A, Physics and Chemistry of the Earth Volume: 33 Issue: 5 Pages: 330-339 Published: 2008

Impacts of absorbing aerosols on South Asian rainfall A modeling study, A. Pathirana, S. Herath, T. Yamada and D. Swain, 2007, Volume 85, Numbers 1-2, Pages 103-118File:Pathirana et al.Climatic Change 2006.pdf

D.K. Swain, S. Herath, A. Pathirana, and R.N. Dash. Nitrogen Fertilizer Optimization and Cultivar Selection for Rice Grown near Mountainous Slopes in Orissa, India – A Field Experiment and Simulation Model Study. Journal of Mountain Science, 2(4):329–335, 2005.

A. Pathirana, S. Herath, and T. Yamada. Simulating orographic rainfall with a limited-area, non-hydrostatic atmospheric model under idealized forcing. Atmospheric Chemistry and Physics, 5:215–226, 2005. URL http://www.copernicus.org/EGU/acp/acp/5/215/acp-5-215.htm. European Geosciences Union.

A. Pathirana, S. Herath, and T. Yamada. Estimating Rainfall Distributions at High Temporal Resolutions Using a Multifractal Model. Hydrology and Earth System Sciences, 7(5): 668–679, 2004. URL http://www.copernicus.org/EGU/hess/7/5/668.htm. European Geosciences Union.

A. Pathirana and T. Yamada. Idealized simulation of orographic rainfall with a mesoscale atmospheric model. Annual Journal of Hydraulic Engineering, 48:295–300, 2004. Japan Society of Civil Engineers.

A. Pathirana, S. Herath, and T. Yamada. On the modeling of temporal correlations in spatial-cascade rainfall downscaling. Weather Radar Information and Distributed Hydrological Modelling (Proceedings of symposium HS03 held during IUGG2003 at Sapporo, July 2003), IAHS Publ. no. 282:74–82, 2003a. URL http://assela.pathirana.net/images/c/c4/Pathirana_et_al.IAHS_Red_2003.pdf. International Association of Hydrological Sciences.

A. Pathirana, S. Herath, and T. Yamada. Using fractals in space-time scaling of rainfall. Asian Journal of Geophysics, 3-3:49–56, 2003b. Asian Institute of Technology.

A. Pathirana, M. Yamaguchi, and T. Yamada. Idealized simulation of airflow over a mountain ridge using a mesoscale atmospheric model. Annual Journal of Hydraulic Engineering, 47:31–36, 2003c. URL http://assela.pathirana.net/images/6/6d/Suiri2002.pdf. Japan Society of Civil Engineers.

A. Pathirana and S. Herath. Multifractal Modeling and Simulation of Rain Fields Exhibiting Spatial Heterogeneity. Hydrology and Earth System Sciences, 6-4: 695–708, 2003. URL http://www.copernicus.org/EGU/hess/6/4/695.htm. European Geosciences Union.

A. Pathirana, S. Herath, and K. Musiake. Scaling rainfall series with a multifractal model. Annual Journal of Hydraulic Engineering, 45:295–300, 2001. Japan Society of Civil Engineers.

A. Pathirana, S. Herath, and K. Musiake. On the scaling properties of a stochastic rainfall model. Annual Journal of Hydraulic Engineering, 44:1–6, 2000. URL http://assela.pathirana.net/images/7/71/Suiri1999.pdf. Japan Society of Civil Engineers.

Books and Collections

Sempewo, J.; Parthirana, A.; Vairavamoorthy, K. Zoning Tool for Water Distribution Leakage Control. In Water Demand Management in the City of the Future; Kayaga, S.; Smout, I., Eds.; Water, Engineering and Development Centre, Laughborough University: UK, 2011. File:CITY OF THE FUTURE.pdf

S. Herath, A. Pathirana, and S.B. Weerakoon, editors. Proceedings of the International Conference on Sustainable Water Management in the Changing Environment of the Monsoon Region, volume I and II, Nov 2004. United Nations University, National water resources secretariat, Sri Lanka. ISBN 955-1142-00-4.

Conferences and Workshops

A. Pathirana, S. Herath, and T. Yamada. An automated, real-time, dynamic rainfall prediction system. In Proceedings of third APHW conference, Bangkok, Thailand. The Asia Pacific Association of Hydrology and Water Resources, 2006.

T. Merabtene, J. Yoshitani, and A. Pathirana. Status of Water Disaster Databases and Limitations for Planning. In Proceedings of third APHW conference, Bangkok, Thailand. The Asia Pacific Association of Hydrology and Water Resources, 2006.

ASSELA. Impact of Aerosol Global Dimming on Asian Rainfalls. In Proceedings of ”Mekong Research for the People of Mekong” conference , Chiang Rai, Thailand. Mekong River Commission, 2006.

A. Pathirana and S. Herath. Beyond gauges : sing global resources for resolving watershed-scale rainfall. In International Symposium on Expanding Transboundary Cooperation for Water and Environment Security in Asia’s International Rivers. Asian International Rivers Center, Yunnan University, Dec 2005. URL http://assela.pathirana.net/Pathirana_Yunnan_2005_Dec.

A. Pathirana, S. Herath, T. Yamada, and D. Swain. Hydrometeorological input for improving flood forecasting in the Mekong: Development of a real-time rainfall forecasting system. In Proceedings of the International Workshop Role of Water Sciences in Transboundary River Management. United Nations University, Mar 2005.

D.K. Swain, S. Herath, A. Pathirana, and B.N. Mittra. Rainfed lowland and floodprone rice: A critical review on ecology and management technology for improving the productivity in asia. In Proceedings of the International Workshop Role of Water Sciences in Transboundary River Management. United Nations University, Mar 2005.

A. Pathirana and S. Herath. Assessment of atmospheric brown cloud impacts on local climate with a modified mesoscale atmospheric model. In Proceedings of the International Conference on Sustainable Water Management in the Changing Environment of the Monsoon Region, pages 34–42. United Nations University, 2004.

S. Herath and A. Pathirana. Integrated assessment of ABC impacts – a GLEAM case-study. In Proceedings of the International Conference on Sustainable Water Management in the Changing Environment of the Monsoon Region, pages 141–148. United Nations University, 2004.

A. Pathirana, S. Herath, and T. Yamada. Incorporating aerosol radiative forcing effects into rainfall simulations. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, pages 114–115, 2004a.

A. Pathirana, S. Herath, and T. Yamada. Investigation of the effects of Aerosol radiative forcing on precipitation distributions using a Limited-area atmospheric model in an idealized setting . In Proceedings of second APHW conference, Singapore, pages 46–52. The Asia Pacific Association of Hydrology and Water Resources, 2004b.

A. Pathirana and T. Yamada. Idealized simulation of orographic rainfall with a mesoscale atmospheric model. In Proceedings of the Tenth Asian Congress of Fluid Mechanics, Peradeniya, Sri Lanka, pages CD–ROM. Asian Congress of Fluid Mechanics, 2004.

A. Pathirana and T. Yamada. Physical Simulation of Mountain Flow. In Proceedings of the 5th international summer symposium of JSCE. Japan Society of Civil Engineers, 2003a.

A. Pathirana and T. Yamada. Idealized modeling of orographic rainfall with a mesoscale model. In Annual conference of Japan Society for Natural Disaster Mitigation. DPRI, Kyoto University, 2003b.

A. Pathirana, S. Hironaka, and S. Herath. Rainfall Scaling at High Temporal Resolutions: An Experimental Study. In Annual conference of JSCE. Japan Society of Civil Engineers, 2003.

A. Pathirana and T. Yamada. Rainfall Associated with Mountain-Flow – an Idealized Study. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, 2003c.

A. Pathirana and S. Herath. Treatment Of Heterogeneity In Spatial Downscaling Of Precipitation. In Proceedings of the 4th international summer symposium of JSCE, 2002a.

A. Pathirana and S. Herath. Preserving Spatial Heterogeneity in Random Cascade Distributions of Spatial Rainfall. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, 2002b.

A. Pathirana, S. Herath, and T. Yamada. Role of fractals in scaling spatiotemporal data. In Proceedings of International Symposium On Geoinformatics For Spatial Infrastructure Development In Earth And Allied Sciences, 2002. Hanoi, Vietnam.

A. Pathirana, S. Herath, and K. Musiake. Characteristics of the spatial multifractal properties of hourly spatial rainfall over japan. In Proceedings of the 3rd international summer symposium of JSCE, pages 153–156. Japan Society of Civil Engineers, 2001a. URL http://assela.pathirana.net/images/7/7a/JSCE-summer2001.pdf.

A. Pathirana, S. Herath, and K. Musiake. Seasonality of multifractal properties of some hourly spatial rainfalls in japan. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, 2001b.

A. Pathirana, S. Herath, and K. Musiake. Using multifractals to produce synthetic hourly rainfall series from daily-observed rainfall. In Proceedings of Seventh International Conference on Precipitation, page 5:4, 2001c. Rockport, Maine, USA.

A. Pathirana, S. Herath, and K. Musiake. A multifractal comparison of hourly spatial rainfall, acquired by gauge measurements and weather radar. In Proceedings of European Geophysical Society XXVI General Assembly. European Geophysical Union, 2001d. Nice, France.

A. Pathirana, S. Herath, and K. Musiake. Development of a network based hydrological analysis system. In Proceedings of Engineering Jubilee Congress – Engineering Beyond 2000, pages 149–154. University of Peradeniya, 2000a. URL http://assela.pathirana.net/Pathirana_et_al.2000.Peradeniya. Peradeniya Sri Lanka.

A. Pathirana, S. Herath, and K. Musiake. A multifractal approach to predict high-resolution rainfall distributions. In Proceedings of the 2nd international summer symposium of JSCE, pages 193–196. Japan Society of Civil Engineers, 2000b.

A. Pathirana, S. Herath, and K. Musiake. On the multifractal characterization of spatial distributions of AMeDAS rainfall. In Proceedings of the workshop on water resources development and flood control, pages 102–108. Japan Society of Civil Engineers, 2000c. URL http://assela.pathirana.net/images/8/80/Pathirana_et_al.Tohoku_2000.pdf. Tohoku University, Sendai, Japan.

A. Pathirana, S. Herath, and K. Musiake. Multifractal properties of rainfall observations: An analysis of the temporal variation. In Annual conference of JSCE, pages II–125. Japan Society of Civil Engineers, 2000d.

A. Pathirana, S. Herath, and K. Musiake. Multifractal modeling of some rainfall series to estimate the rainfall distributions at higher resolutions. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, pages 122–123. Japan Society of Civil Engineers, 2000e. Kyoto.

S. Herath and A. Pathirana. Database centered simulation using the www. In Proceedings of International Symposium on Information Technology Tools for Natural Disaster Risk Management, pages 337–345. International Center for Disaster-Mitigation Engineering, University of Tokyo and the United Nations University, 1998. Bangkok, Thailand.

A. Pathirana, S. Herath, and K. Musiake. Development of a www interfaced hydrological database. In Proceedings of annual conference of Japan Society of Hydrology and Water Resources, pages 180–181, 1998.

R. Ramasamy and A. Pathirana. Structural characteristics of plasmodium falciparum antigen repeats support a role in immune evasion. In Proceedings of National Malaria Conference, pages 91–96. University of Colombo and Institute of Fundamental Studies, 1990. Kandy, Sri Lanka.

Dissertations

Assela Pathirana. Fractal Modeling of Rainfall: Downscaling in Time and Space for Hydrological Applications. Ph.D. thesis, University of Tokyo, Tokyo, Japan, Sept. 2001. URL http://assela.pathirana.net/Doctoral_thesis_of_Assela_Pathirana.

Assela Pathirana. Database Centered Hydrological Simulation on the WWW. Masters thesis, University of Tokyo, Tokyo, Japan, Sept. 1998. URL http://assela.pathirana.net/Masters_thesis_of_Assela_Pathirana.