National Water Research Institute of Malaysia

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172 records
Journal ArticlePublic2026

THE IMPACT OF ROOF SIZE ON THE DIMENSIONS AND EFFICIENCY OF RAINWATER COLLECTION TANKS USING TANGKI NAHRIM 2.0

The phenomenon of global warming, coupled with the growing global population, has a direct and significant influence on the demand for water worldwide. In Malaysia, the use of drinkable water is significantly higher compared to...

Rainwater harvestingWaterStorageEfficiencyResidential
Journal ArticlePublic2026

Impact of Climate Change on Rainfall Patterns and Water Availability in Peninsular Malaysia: A Statistical Analysis

Climate change poses significant threats to water resources management in Malaysia, particularly affecting rainfall patterns and water availability. This study analyses historical rainfall data from 1990-2025 across major river...

Climate changerainfall patternswater resourcesStandardized Precipitation IndexMalaysiaextreme eventswater security.
Journal ArticlePublic2025

Water Issues in Peninsular Malaysia: The Role of Rainwater Harvesting

Peninsular Malaysia is often described as water-rich because of its high rainfall and extensive river systems. Yet in reality, the region faces recurring water shortages, disruptions, and pollution crises. This paradox highligh...

Water IssuesPeninsular MalaysiaRainwater HarvestingSustainabilityIntegrated Approach
Journal ArticlePublic2025

Protection of water: Robust of artificial barriers in application of riverbank filtration abstraction for water sustainability

Malaysia is currently facing a water crisis due to prolonged droughts that are affecting the public’s water supply. This is due to increasing climate uncertainty, making the protection of water resources a major issue worldwide...

Riverbank filtration Artificial barrier Water protection Water resource Geoenvironmental
Journal ArticlePublic2025

Protection of water: Robust of artificial barriers in application of riverbank filtration abstraction for water sustainability

Malaysia is currently facing a water crisis due to prolonged droughts that are affecting the public’s water supply. This is due to increasing climate uncertainty, making the protection of water resources a major issue worldwide...

Riverbank filtration Artificial barrier Water protection Water resource Geoenvironmental
Journal ArticlePublic2025

Feasibility Study of Rainwater Harvesting System in Public Building

Water use is directly impacted by the growth of public buildings, including public halls, schools, government buildings, mosques, and hospitals. Every year, this tends to raise water costs and use, hence water efficiency initia...

Rainwater Harvesting SystemPublic Premises
Journal ArticlePublic2025

Estimation of macroplastic yield from river basin to coastal area: A case study of the Klang River, Malaysia

Plastic pollution in aquatic ecosystems has become a critical global environmental challenge, threatening biodiversity, water quality, and human health. This study investigates macroplastics distribution and characterization in...

Tropical riverPlastic pollutionPlastic debrisModellingSoutheast Asiaplastic transports