28 results for "Aznarul ISLAM"
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Journal Article
A comparison of performance measures of two livelihood vulnerability indices in the context of recurrent tropical flood hazards
Natural hazards often pose a considerable amount of social vulnerability which is the function of exposure, sensitivity and adaptation. Livelihood vulnerability assessment (LVA) benefits site-specific resilience building and disaster management. There are two popular indices of LVA – (1) the…
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Evaluating the groundwater quality of Damodar Fan Delta (India) using fuzzy-AHP MCDM technique
Abstract In recent years, groundwater pollution has become increasingly a serious environmental problem throughout the world due to increasing dependency on it for various purposes. The Damodar Fan Delta is one of the agriculture-dominated areas in West Bengal especially for rice cultivation and it…
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Reviewing braiding indices of the river channel in an attempt to establish alternatives
Complex channel planform especially the dynamics of the multi-thread river is empirically examined using the three major dimensions – bar growth, channel length and channel count. To this end, many indices have been proposed to deal with the complex channel response in the context of…
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Exploring GIS-based modeling for assessing social vulnerability to Ganga Riverbank erosion, India
Riverside communities along the lower Ganges in India face significant threats like riverbank erosion, floods, and climate change impacts. Despite extensive research on riverbank erosion in the region, a key gap remains in understanding how erosion and climate change jointly affect local…
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Quantifying the riverbank erosion and accretion rate using DSAS model study from the lower Ganga River, India
Assessing the erosion and accretion (EA) rate of the lower Ganga River in India is crucial for scientific planning and implementing development activities in river basin management. The current study utilized the digital shoreline analysis system (DSAS model) to measure the erosion and accretion…
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Bridge Construction Impacts the Adjacent Channel Morphology and Turbidity: A Study on a Dying Distributary of River Padma
River-road crossings are one of the basic infrastructures for rolling the wheels of development of the modern world facilitating connectivity and overcoming geographical obstacles. Their impacts on the hydro-geomorphology of the riverine landscape and the lotic habitat is a long concerning issue…
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Journal Article
ASSESSING MEANDER BELT WIDTH OF BHAGIRATHI-JALANGI RIVER SYSTEM IN LOWER GANGA DELTA, INDIA
The present work is an attempt to assess the meander belt width of the river Bhagirathi (frequently oscillating) and river Jalangi (relatively stable) in West Bengal, India based on geospatial data and field data (lithological composition and flow characteristics). Belt width has been computed…
Also available at: DOAJ
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Journal Article
Optimizing water resource management in tropical drought-prone regions through hybrid MCDM techniques: A water-stress mapping approach
Study region: Purulia district of Chotonagpur region, Eastern India. Study focus: Mapping regional water-stress due to climate change and human interventions received less attention in the previous works. Therefore, the eastern Chotonagpur region, one of the drought-prone areas of the world with…
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Groundwater level dynamics in a subtropical fan delta region and its future prediction using machine learning tools: Sustainable groundwater restoration
Study region: The Damodar Fan Delta, West Bengal, India. Study focus: The depletion of groundwater resources worldwide is escalating due to its profuse demand for drinking, irrigation, domestic, and industrial uses. Overexploitation of groundwater in a subtropical fan delta region with rapid…
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Journal Article Full text
Surface Water and Groundwater Suitability for Irrigation Based on Hydrochemical Analysis in the Lower Mayurakshi River Basin, India
The present work investigates the hydrochemical properties of the surface and groundwater of the Mayurakshi River Basin (India) for assessing their irrigation suitability with respect to irrigation hazards. The study involves 72 water samples classified as 48 surface water samples (pre-monsoon: 24…
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Journal Article
Hydro-chemical based assessment of groundwater vulnerability in the Holocene multi-aquifers of Ganges delta
Abstract Determining the degree of high groundwater arsenic (As) and fluoride (F−) risk is crucial for successful groundwater management and protection of public health, as elevated contamination in groundwater poses a risk to the environment and human health. It is a fact that several non-point…
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Assessment of soil heavy metal pollution and associated ecological risk of agriculture dominated mid-channel bars in a subtropical river basin
Abstract The elevated concentrations of heavy metals in soil considerably threaten ecological and human health. To this end, the present study assesses metals pollution and its threat to ecology from the mid-channel bar’s (char) agricultural soil in the Damodar River basin, India. For this, the…
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Impact of climate change and human intervention on mangrove, wetland and riverine ecosystems: A global systematic review with a regional focus on the Bengal Delta
Climate change has altered global ecosystems and human livelihoods, drawing the attention of researchers worldwide. However, detailed and systematic reviews on this topic are limited. This study aims to focus on mangroves, floodplain wetlands, and fluvial ecosystems of the world's major deltas, and…
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Landslide vulnerability mapping using GIS-based statistical model for sustainable ecosystem management in the Himalayan region of Teesta River basin, India
Abstract Landslides are recognized as major natural geological hazards in the mountainous region, and they are accountable for enormous human causalities, damage to properties, and environmental issues in the Teesta River basin, Sikkim, India. GIS approaches are widely used in landslide…
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Assessing thermal power effluent-induced air quality and associated environmental stress on Blumea lacera and Phyla nodiflora using chemometric, remote sensing and machine learning approach
Human interventions leading to effluent generation, which are critical threats to the environment. The Kolaghat Thermal Power Plant emits daily 7,500–8,000 metric tonnes of fly ash. Our investigation revealed fly ash deposition in the surrounding soil, containing high levels of copper (5.75 mg/kg)…
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Integrated toposequence-based assessment for sustainable agriculture in the vulnerable region of Bankura district, West Bengal: a GIS approach for food security and policy pathways
Abstract Toposequence analysis is essential for optimizing land use, improving soil and water management, enhancing crop productivity, and promoting climate-resilient agriculture. This study employs an Integrated Toposequence Analysis (ITA) framework to evaluate how variations in topography…
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Climate change induced extreme meteorological conditions over sub-tropical environment: pathways towards achieving Sustainable Development Goals (SDGs)
Abstract Recently, one of the environmental topics that has been studied and discussed the most among the researchers is global warming and climate change. Globally, there has been a lot of focus on the variability of the climate, especially about the rainfall and temperature fluctuations…
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Prediction of groundwater vulnerability in the Ganges Delta using GIS-based statistical techniques, self-organizing map (SOM) and wavelet analysis: issues and challenges
Groundwater is a vital resource supplying potable water, but its quality is deteriorating alarmingly worldwide. In this study, a total of 355 GW samples of 16 GW vulnerability controlling parameters were used. GW vulnerability of As and NO3− has been assessed using Logistic regression (LR)…
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Journal Article
Fly ash pollution causes morpho-anatomical and biochemical changes in Eichhornia crassipes (Mart.) Solms and Pistia stratiotes L: demonstrating stress-tolerant activity
Abstract This study aims to explore the impact of fly ash (FA) on two types of free-floating aquatic plants, Eichhornia crassipes and Pistia stratiotes, growing in two different locations. The stress caused by FA has led to a significant biochemical alteration in several leaf properties, including…