• Identifying early-warning indicators of onset of sudden collapse in networked infrastructure systems against sequential disruptions 

  Gangwal, Utkarsh; Bhatia, Udit; Singh, Mayank; Pandey, Pradumn Kumar; Kamboj, Deepak; Chatterjee, Samrat (Elsevier, 2022-04)

  Tsunamis, power blackouts, and distribution systems failure drastically affect the networked infrastructure systems which further affect a countries economy. Moreover, if these systems reach critical thresholds, they may ...
• Famines and likelihood of consecutive megadroughts in India 

  Mishra, Vimal; Aadhar, Saran (Nature Research, 2021-12)

  Consecutive failures in the summer monsoon rainfall led to widespread and severe droughts with profound implications for agricultural activities in India. However, the likelihood of successive megadroughts in India�s past ...
• Use of poulticing in desalination of masonry units � implications on salt-deteriorated structures 

  Manohar, Swathy; Santhanam, Manu (Indian Academy of Sciences, 2021-11)

  Cellulose poulticing is a widespread method of desali nation in practice for removal of salts from ancient structures. Optimization of the process is essential, considering that poulticing/desalination is the prime step ...
• Salinity and temperature profiling for the submarine groundwater discharge simulations: quantification through heat and solute transport model 

  Bhagat, Chandrashekhar; Misra, Anant; Mohapatra, Pranab Kumar; Babu, D.S. Suresh; Kumar, Manish (Elsevier, 2022-02)

  Developed coastal regions are the hotspots for contaminated groundwater discharge, affecting sensitive marine ecosystems. The present study aims to identify submarine groundwater discharge (SGD) locations and quantify the ...
• Anthropogenic dominance on geogenic arsenic problem of the groundwater in the Ganga-Brahmaputra floodplain: a paradox of origin and mobilization 

  Kumar, Manish; Patel, Arbind Kumar; Singh, Ashwin (Elsevier, 2022-02)

  The Ganga-Brahmaputra floodplains constitute a complex system that is vulnerable to arsenic recycling owing to its geomorphic sensitivity, aquifer profiles, high meandering scars and extreme sediment deposition, along with ...
• Global distribution, trends, and drivers of flash drought occurrence 

  Christian, Jordan I.; Basara, Jeffrey B.; Hunt, Eric D.; Otkin, Jason A.; Furtado, Jason C.; Mishra, Vimal; Xiao, Xiangming; Randall, Robb M. (Nature Research, 2021-12)

  Flash drought is characterized by a period of rapid drought intensification with impacts on agriculture, water resources, ecosystems, and the human environment. Addressing these challenges requires a fundamental understanding ...
• Drought detection and declaration in India 

  Bhardwaj, Kunal; Mishra, Vimal (Elsevier, 2021-12)

  Drought is a complex, multifaceted, and one of the most widespread natural disasters causing an economic loss of billions of dollars. Drought declaration is crucial since it signifies the beginning of states's response to ...
• Nonlinear seismic evaluation of confined masonry structures using equivalent truss model 

  Rankawat, Nikita; Brzev, Svetlana; Jain, Sudhir K.; Gavilan, Juan Jose Perez (Elsevier, 2021-12)

  Modern Performance-Based Design (PBD) approach for seismic analysis of building structures is based on the evaluation of nonlinear response to earthquake-induced demand and assessment of performance based on the lateral ...
• Natural and anthropogenic drivers of the lost groundwater from the Ganga river basin 

  Dangar, Swarup; Mishra, Vimal (IOP Publishing, 2021-11)

  Ganga river basin is the most populated and among the worst water-stressed river basins in the world. The basin contributes to 40% of India's gross domestic product (GDP). Despite the Ganga basin's cultural, heritage, and ...
• Extreme precipitation induced concurrent events trigger prolonged disruptions in regional road networks 

  Dave, Raviraj; Subramanian, Srikrishnan Siva; Bhatia, Udit (IOP Publishing, 2021-10)

  Concurrency in extreme precipitation-induced events including flooding, landslides and associated debris flow result in massive loss of life, damage to infrastructures, and widespread disruption to socioeconomic activities. ...
• Stress path tests with local deformation profile in flexible boundary plane strain device 

  Bhattacharya, Debayan; Prashant, Amit (American Society of Civil Engineers, 2021-12)

  Stress path tests in plane strain (PS) conditions with varying stress ratios have been carried out using a newly developed flexible boundary (FB) multiaxial testing device. It employs electro-pneumatic control and allows ...
• Phase-structure in conditional simulation of spatially varying ground motion and possible influence on structural demand 

  Rodda, Gopala Krishna; Gurjar, Narsiram; Basu, Dhiman (World Scientific Publishing, 2021-09)

  Recorded ground motion is nonstationary in both intensity and frequency contents. Two methodologies were reported by the authors elsewhere for generating spatially varying ground motion (SVGM), namely, (i) auto-spectral ...
• Indoor black carbon and brown carbon concentrations from cooking and outdoor penetration: insights from the HOMEChem study 

  Sankhyan, Sumit; Patel, Sameer; Katz, Erin F.; DeCarlo, Peter F.; Farmer, Delphine K.; Nazaroff, William W.; Vance, Marina E. (Royal Society of Chemistry, 2021-09)

  Particle emissions from cooking are a major contributor to residential indoor air pollution and could also contribute to ambient concentrations. An important constituent of these emissions is light-absorbing carbon, including ...
• Utilization of sewage sludge derived magnetized geopolymeric adsorbent for geogenic arsenic removal: A sustainable groundwater in-situ treatment perspective 

  Taki, Kaling; Raval, Nirav P.; Kumar, Manish (Elsevier, 2021-05)

  Highly compressible sewage sludge (SS) derived geopolymer was magnetized with impregnation of magnetite (Fe3O4) nanoparticles (NPs), and these newly developed and characterized adsorbents were tested in a batch mode for ...
• Depth?duration?frequency of extreme precipitation events under internal climate variability: Indian summer monsoon 

  Upadhyay, Divya; Mohapatra, Pranab K.; Bhatia, Udit (Wiley, 2021-04)

  Uncertainty quantification and characterization in changing climate scenarios have a direct impact on the efforts toward mitigation and adaptation. The chaotic and nonlinear nature of atmospheric processes results in high ...
• Investigation of instabilities in granular media and their numerical simulation 

  Bhattacharya, Debayan; Mukherjee, Mousumi; Prashant, Amit (Springer Verlag, 2021-03)

  The inception of instabilities in sand across different "length-scales," viz., continuum, discrete, and laboratory element tests, has been highlighted in this study. With instability onset, the material behavior no longer ...
• Imprints of seawater intrusion on groundwater quality and evolution in the coastal districts of south Gujarat, India 

  Bhagat, Chandrashekhar; Puri, Mukul; Mohapatra, Pranab K.; Kumar, Manish (Elsevier, 2021-06)

  Quantification and extent mapping of seawater intrusive zones are extremely critical for coastal aquifers, especially for those impacted with anthropogenic stress. In this regard, the present study has attempted to evaluate, ...
• Unprecedented drought in South India and recent water scarcity 

  Mishra, Vimal; Thirumalai, Kaustubh; Jain, Sahil; Aadhar, Saran (IOP Publishing, 2021-05)

  Peninsular Indian agriculture and drinking water availability are critically reliant on seasonal winter rainfall occurring from October to December, associated with the Northeastern Monsoon (NEM). Over 2016-2018, ...
• On the need of ensemble flood forecast in India 

  J. S., Nanditha; Mishra, Vimal (Elsevier, 2021-04)

  Floods affect a large fraction of the Indian population during the monsoon (June-September) every year. Floods disrupt all aspects of the socio-economic conditions and cause enormous damage to infrastructure and agriculture. ...
• Storm types in India: linking rainfall duration, spatial extent and intensity 

  Moron, Vincent; Barbero, Renaud; Fowler, Hayley J.; Mishra, Vimal (The Royal Society, 2021-04)

  We examine wet events (WEs) defined from an hourly rainfall dataset based on 64 gauged observations across India (1969-2016). More than 90% of the WEs (accounting for nearly 60% of total rainfall) are found to last less ...

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