Publications by authors named "Swadhin Das"

Article Synopsis
  • The research investigates Bangladesh's vulnerability to drought by looking at 24 factors across four categories: meteorological, hydrological, agricultural, and socioeconomic, using the Analytic Hierarchy Process for analysis.
  • Data collection included pairwise comparisons from literature, expert opinions, and online interviews with 30 professionals, resulting in a drought vulnerability map that highlights varying levels of vulnerability across different regions.
  • Key findings show the eastern hills region has the highest vulnerability at 56.85%, while the north-west region also shows significant vulnerability (40.39%). The findings provide valuable insights for policymakers to enhance drought management strategies.
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Climate change-induced saline intrusion into both surface and groundwater, extreme weather events, and unregulated water usage are serious threats to the drinking water supply in coastal areas worldwide, especially in least-developed countries. This research developed a data-driven decision-making methodology to evaluate the performance of rainwater harvesting (RWH) systems in the saline-prone southwestern coastal region of Bangladesh. Twenty-five community managed RWH systems, recently piloted in two major coastal districts, were considered the case study to develop and validate this evaluation tool.

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Bangladesh, known for its remarkable ecological diversity, is faced with the pressing challenges of contemporary climate change. It is crucial to understand how vegetation dynamics respond to different climatic factors. Hence, this study aimed to investigate the spatio-temporal variations of vegetation and their interconnectedness with a range of hydroclimatic factors.

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