Journals:

1. Kariyawasam, K.G.A.S; Semananda, N.P.K (first Co-Author), ‘Harnessing rice husk ash for sustainable construction: a comprehensive review of challenges, opportunities, and future perspectives’, Journal of Material Cycles and Waste Management (JMCW), Springer Nature®, 2025, https://doi.org/10.1007/s10163-025-02366-6.
2. Semananda, N.P.K, ‘Circular Economy and Sustainability: The Role of Educators, Researchers, and Policymakers’, Feature Article, ITUM News, Jan.-Jun.,2022, Vol. 5(1), ISSN 2630-7804, Institute of Technology, University of Moratuwa, Diyagama.
3. Semananda, N.P.K, Hewa, G, ‘Estimation of low flow statistics for Sustainable Water Re-sources Management in South Australia’, Hydrology, 2022, 9, 152. https://doi.org/10.3390/hydrology9090152.
4. Semananda, N.P.K, Ward, J.D, Myers, B.R, ‘Assessing Reliability of Recycled Water in Wicking Beds for Sustainable Urban Agriculture', Earth, 2021, 2, 468–484. https://doi.org/10.3390/earth2030028.
5. Semananda, NPK, Ward, JD & Myers, BR, ‘Experimental investigation of wicking bed irrigation using shallow‑rooted crops grown under glasshouse conditions', Irrigation Science (Springer Nature), 2020, 38, 117-129. https://doi.org/10.1007/s00271-019-00651-5.
6. Semananda, N.P.K, Ward, J.D, Myers, B.R, ‘A semi-systematic review of capillary irrigation: the benefits, limitations and opportunities', Horticulture, 2018, vol. 4, no.23, pp.15. doi:10.3390/horticulturae4030023.
7. Semananda, N.P.K., Ward, J.D. & Myers, B.R, 'Evaluating the efficiency of wicking bed irrigation systems for small-scale urban agriculture', Horticulture, 2016, vol. 2, no.13, pp.18. doi:10.3390/horticulturae2040013.

Conference Proceedings/Research presentations:

1. Semananda, N.P.K., Ward, J.W, Myers, B.R 2015, 'A sustainable irrigation system to increase water use efficiency in small-scale urban agriculture', International Conference on Sustainable Water Management (SWM), 29 Nov to 03 Dec., 2015, Perth, Western Australia.
2. Research presentation at the Goyder Institute for Water Research Seminar series, May 2015.
3. Research presentation at CWMR monthly presentation series, University of South Australia, November 2015.
4. Semananda, N.P.K. & Hewa, G. 2011, 'Assessing low flow potential of South Australia for sustainable water resources management', 4th ASCE-EWRI International Perspective on Water Resources and the Environment (IPWE2011), 4-6 January, 2011, National University of Singapore, Singapore.

Thesis and Reports

1. PhD Thesis: Assessment of the efficiency and effectiveness of wicking bed irrigation systems for urban agriculture, pp. 300
2. MSc Thesis: Low flow regionalization in South Australia, pp. 124
3. Graduate research report: Thermal comfort with different walling materials, pp. 89
4. My teaching portfolio: Certificate in Teaching for Higher Education, pp. 152