Assela Pathirana
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View article: Small islands: living laboratories revealing global climate and sustainable development challenges
Small islands: living laboratories revealing global climate and sustainable development challenges Open
Small islands, while hosting only about 1% of the global population, are among the most vulnerable regions to climate change. Their critical importance in climate adaptation is often overlooked, and their value as natural laboratories is f…
View article: Biofilm biofertilizer application in paddy cultivation: pioneering studies in Sri Lanka
Biofilm biofertilizer application in paddy cultivation: pioneering studies in Sri Lanka Open
The National Institute of Fundamental Studies (NIFS) developed Biofilm Biofertilizer (BFBF) in-vitro and it was tested for efficacy in paddy cultivation, progressing from controlled greenhouse experiments to large-scale field trials, condu…
View article: Assessment of residual pesticides and other organic pollutants using passive samplers in Can Tho River, Vietnam, and Cagayan de Oro River Basin, Philippines
Assessment of residual pesticides and other organic pollutants using passive samplers in Can Tho River, Vietnam, and Cagayan de Oro River Basin, Philippines Open
Agriculture-dependent developing Southeast Asian countries need to assess residual pesticides in receiving water from agricultural runoff as one of the basis for the establishment of baseline data. Monitoring residual pesticides in surface…
View article: Impact of land use land cover changes on urban temperature in Jakarta: insights from an urban boundary layer climate model
Impact of land use land cover changes on urban temperature in Jakarta: insights from an urban boundary layer climate model Open
Urbanization is one of the important drivers of increasing local temperatures. As cities and urban areas evolve, extensive land use and land cover (LULC) changes alter the physical characteristics of surface materials. This modification re…
View article: Changing Urban Temperature and Rainfall Patterns in Jakarta: A Comprehensive Historical Analysis
Changing Urban Temperature and Rainfall Patterns in Jakarta: A Comprehensive Historical Analysis Open
The increasing global population and in-country migration have a significant impact on global land use land cover (LULC) change, which reduces green spaces and increases built-up areas altering the near-surface radiation and energy budgets…
View article: Estimating disease burden of rotavirus in floodwater through traffic in the urban areas: A case study of Can Tho city, Vietnam
Estimating disease burden of rotavirus in floodwater through traffic in the urban areas: A case study of Can Tho city, Vietnam Open
Microbial pathogens in urban floodwaters pose risks to human health, potentially causing diseases such as diarrhea. However, the disease burden related to urban traffic exposure from citizens passing through floodwaters is not easily quant…
View article: An Efficient Modeling Approach for Probabilistic Assessments of Present-Day and Future Fluvial Flooding
An Efficient Modeling Approach for Probabilistic Assessments of Present-Day and Future Fluvial Flooding Open
Risk-informed flood risk management requires a comprehensive and quantitative risk assessment, which often demands multiple (thousands of) river and flood model simulations. Performing such a large number of model simulations is a challeng…
View article: Capacity development for the Bangladesh Delta Plan from the perspective of delta professionals: A qualitative study
Capacity development for the Bangladesh Delta Plan from the perspective of delta professionals: A qualitative study Open
Many deltaic regions around the world are exploring or adopting planning initiatives to address the complex challenges associated with future economic development and climate change. A key feature is their adaptive nature, also coined as a…
View article: Equity – performance trade-off in water rationing regimes with domestic storage
Equity – performance trade-off in water rationing regimes with domestic storage Open
Water rationing contributes to inequalities in the water supply. Household storage tanks complicate the performance and the hydraulic modelling of these systems. Rationing is often not based on insights into system performance and fails to…
View article: Instant Flood Risk Modelling (Inform) Tool for Co-Design of Flood Risk Management Strategies with Stakeholders in Can Tho City, Vietnam
Instant Flood Risk Modelling (Inform) Tool for Co-Design of Flood Risk Management Strategies with Stakeholders in Can Tho City, Vietnam Open
Flood risk reduction strategies play an important role in flood risk management (FRM) and these strategies are being co-designed with the engagement of the stakeholder through multiple consultations and co-designing sessions. Effective par…
View article: Biofilm biofertilizer can reinstate network interactions for improved rice production
Biofilm biofertilizer can reinstate network interactions for improved rice production Open
Biofilms are complex communities of multiple microbial species which are attached to surfaces or physical interfaces in nature. Such biofilms can also be developed in vitro using beneficial microbes, and can be used as Biofilm biofertilize…
View article: Water Infrastructure Asset Management Is Evolving
Water Infrastructure Asset Management Is Evolving Open
Infrastructure Asset Management (IAM) is the process by which decisions are made and resources allocated to ensure organisational or societal assets continue to deliver, as required. IAM is an evolving field. We discuss this evolution and …
View article: A Preliminary Study on the Impact of Landscape Pattern Changes Due to Urbanization: Case Study of Jakarta, Indonesia
A Preliminary Study on the Impact of Landscape Pattern Changes Due to Urbanization: Case Study of Jakarta, Indonesia Open
Urbanization is changing land use–land cover (LULC) transforming green spaces (GS) and bodies of water into built-up areas. LULC change is affecting ecosystem services (ES) in urban areas, such as by decreasing of the water retention capac…
View article: Maturity Improvements in Flood Protection Asset Management across the North Sea Region
Maturity Improvements in Flood Protection Asset Management across the North Sea Region Open
North Sea Region countries depend heavily on flood protection infrastructure, such as dikes, dams, sluices and flood gates. Knowledge on where, when and how much to invest to ensure functioning is of crucial importance for asset owners and…
View article: An efficient modelling approach for probabilistic assessments of present-day and future fluvial flooding
An efficient modelling approach for probabilistic assessments of present-day and future fluvial flooding Open
Flood risk management and planning decisions in many parts of the world have historically utilised flood hazard or risk maps for a very limited number of hazard scenarios (e.g. river water levels), mainly due to computational challenges. W…
View article: A Screening Approach for Assessing Groundwater Quality for Consumption in Small Islands: Case Study of 45 Inhabited Islands in the Maldives
A Screening Approach for Assessing Groundwater Quality for Consumption in Small Islands: Case Study of 45 Inhabited Islands in the Maldives Open
The expense and logistical difficulties of groundwater assessment in geographically dispersed, small landmasses, prevent it from being widely applied in small island developing countries. We propose a survey-based approach for screening gr…
View article: Enteric pathogens in flood-related waters in urban areas of the Vietnamese Mekong Delta: a case study of Ninh Kieu district, Can Tho city
Enteric pathogens in flood-related waters in urban areas of the Vietnamese Mekong Delta: a case study of Ninh Kieu district, Can Tho city Open
This paper investigates the contamination of floodwaters in the urban center of Can Tho city, Vietnam. We sampled water from sewers, surface water bodies, and flood, before, during, and after specific flooding events. Total nucleic acid wa…
View article: Flexible adaptation planning process for urban adaptation in Melbourne, Australia
Flexible adaptation planning process for urban adaptation in Melbourne, Australia Open
Resilience towards climate and socio-economic changes can be increased by means of flexible adaptation. In contemporary adaptation planning, building resilience is considered together with objectives such as sustainability, productivity an…
View article: The Sensitivity of Urban Heat Island to Urban Green Space—A Model-Based Study of City of Colombo, Sri Lanka
The Sensitivity of Urban Heat Island to Urban Green Space—A Model-Based Study of City of Colombo, Sri Lanka Open
Urbanization continues to trigger massive land-use land-cover change that transforms natural green environments to impermeable paved surfaces. Fast-growing cities in Asia experience increased urban temperature indicating the development of…
View article: Fit-for-Purpose Infrastructure Asset Management Framework for Water Utilities Facing High Uncertainties
Fit-for-Purpose Infrastructure Asset Management Framework for Water Utilities Facing High Uncertainties Open
Traditional infrastructure asset management is about maintaining the status quo of service levels in a resource-restricted, sometimes risk-increasing environment. Infrastructure asset management (IAM) is effective in addressing resource-de…
View article: Sponge Cities: Emerging Approaches, Challenges and Opportunities
Sponge Cities: Emerging Approaches, Challenges and Opportunities Open
Primarily as a response to increasing flood, impacts, the Chinese Central Government launched a program to implement the Sponge City Concept in selected pilot cities across China in 2013. As a result, the Sponge City Concept is gaining gro…
View article: Transitioning to Sponge Cities: Challenges and Opportunities to Address Urban Water Problems in China
Transitioning to Sponge Cities: Challenges and Opportunities to Address Urban Water Problems in China Open
At present, the Sponge City Concept (SCC) is gaining ground, Sponge Cities technologies are becoming more and more accepted by Chinese city governments, and the first best practices are being shared. However, there are still many challenge…
View article: An Effective Modelling Approach to Support Probabilistic Flood Forecasting in Coastal Cities—Case Study: Can Tho, Mekong Delta, Vietnam
An Effective Modelling Approach to Support Probabilistic Flood Forecasting in Coastal Cities—Case Study: Can Tho, Mekong Delta, Vietnam Open
Probabilistic flood forecasting requires flood models that are simple and fast. Many of the modelling applications in the literature tend to be complex and slow, making them unsuitable for probabilistic applications which require thousands…
View article: Urban Surface Water Quality, Flood Water Quality and Human Health Impacts in Chinese Cities. What Do We Know?
Urban Surface Water Quality, Flood Water Quality and Human Health Impacts in Chinese Cities. What Do We Know? Open
Climate change and urbanization have led to an increase in the frequency of extreme water related events such as flooding, which has negative impacts on the environment, economy and human health. With respect to the latter, our understandi…
View article: Scoping for the Operation of Agile Urban Adaptation for Secondary Cities of the Global South: Possibilities in Pune, India
Scoping for the Operation of Agile Urban Adaptation for Secondary Cities of the Global South: Possibilities in Pune, India Open
Urban areas, especially in developing countries, are adapting to deficits in infrastructure and basic services (Type I adaptation) and to adaptation gaps in response to current and future climatic, societal and economic change (Type II ada…