Volume 11, Issue 5, October 2025

  • Research Article

    Flood Impact Assessment, LSTM-Based Forecasting, and Revenue Loss Analysis of the Melamchi Water Supply Project

    Kamal Katwal*, Bidur Kandel, Dinesh Sukamani, Sudeep Thapa

    Issue: Volume 11, Issue 5, October 2025
    Pages: 125-135
    Received: 11 August 2025
    Accepted: 29 August 2025
    Published: 19 September 2025
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    Abstract: The Melamchi Water Supply Project (MWSP) was launched to address water shortages in Kathmandu Valley but faced significant disruptions due to the catastrophic floods of June 2021. These floods caused 503 non-functional days and revenue losses of NRs. 823.10 million, underscoring systemic vulnerabilities, inadequate disaster preparedness, and insuff... Show More
  • Research Article

    Escalating Dengue Burden and Emerging Hotspots in Bangladesh: A Decade of Trends and 2025 Forecast

    Mallick Masum Billah*, Nazmun Nahar Shampa, Alden Keith Henderson

    Issue: Volume 11, Issue 5, October 2025
    Pages: 136-142
    Received: 5 August 2025
    Accepted: 1 September 2025
    Published: 19 September 2025
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    Abstract: Background: Dengue, an emerging public health threat, has increased incidence, severity, and geographical spread in Bangladesh. In 2023, the dengue outbreak, 321,179 confirmed cases and 1,705 deaths were reported. This study aimed to project the potential scale and risk distribution of dengue outbreak in 2025 to guide pre-monsoon preparedness. Meth... Show More
  • Research Article

    Modelling Hydrological Impact of Climate Change on Lake Hawassa Watershed, Southern Ethiopia

    Wendmagegn Girma*, Brook Abate

    Issue: Volume 11, Issue 5, October 2025
    Pages: 143-152
    Received: 12 September 2025
    Accepted: 24 September 2025
    Published: 9 October 2025
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    Abstract: Climate change refers to variations in the mean state of climate or variability of its properties such as rate, range and magnitude that extends for a long period due to external influences. The sign of climate change and its impact is revealing on different natural and manmade systems directly or indirectly. In this study, hydrological impact of c... Show More
  • Research Article

    Evaluation of Deficit Irrigation and Fertilizer Levels on Water Productivity and Yield of Tomato at Hawa Galan District, Western Oromia, Ethiopia

    Bedada Yadete, Tamasgen Mosisa*, Wogene Negese*, Kebena Balude

    Issue: Volume 11, Issue 5, October 2025
    Pages: 153-157
    Received: 27 August 2025
    Accepted: 17 September 2025
    Published: 17 October 2025
    DOI: 10.11648/j.ijdsa.20251105.14
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    Abstract: This study was conducted to address the critical challenges of water scarcity and inefficient input use in tomato production. The specific objectives were: 1) to evaluate the water productivity of tomato under different combinations of irrigation levels and fertilizer rates, 2) to quantify the amount of irrigation water saved using these combinatio... Show More