S
Subimal Ghosh
Researcher at Indian Institute of Technology Bombay
Publications - 169
Citations - 6397
Subimal Ghosh is an academic researcher from Indian Institute of Technology Bombay. The author has contributed to research in topics: Climate change & Monsoon. The author has an hindex of 38, co-authored 147 publications receiving 4533 citations. Previous affiliations of Subimal Ghosh include Indian Institutes of Technology & Indian Institute of Science.
Papers
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A threefold rise in widespread extreme rain events over central India
Mathew Koll Roxy,Subimal Ghosh,Amey Pathak,R. Athulya,R. Athulya,Milind Mujumdar,Raghu Murtugudde,Pascal Terray,Pascal Terray,M. Rajeevan,M. Rajeevan +10 more
TL;DR: Against the backdrop of a declining monsoon, the number of extreme rain events is on the rise over central India, driven by an increasing variability of the low-level monsoon westerlies over the Arabian Sea.
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Statistical downscaling of GCM simulations to streamflow using relevance vector machine
Subimal Ghosh,Pradeep Mujumdar +1 more
TL;DR: In this paper, a methodology of statistical downscaling based on sparse Bayesian learning and relevance vector machine (RVM) is presented to model streamflow at river basin scale for monsoon period (June, July, August, September).
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Lack of uniform trends but increasing spatial variability in observed Indian rainfall extremes
TL;DR: In this paper, the authors use extreme value theory to examine trends in Indian rainfall over the past half century in the context of long-term, low-frequency variability, and show that when generalized extreme value theories are applied to annual maximum rainfall over India, no statistically significant spatially uniform trends are observed, in agreement with previous studies using different approaches.
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Increasing probability of mortality during Indian heat waves.
Omid Mazdiyasni,Amir AghaKouchak,Steven J. Davis,S. Madadgar,Ali Mehran,Ali Mehran,Elisa Ragno,Mojtaba Sadegh,Mojtaba Sadegh,Ashmita Sengupta,Subimal Ghosh,Chandrika Thulaseedharan Dhanya,Mohsen Niknejad +12 more
TL;DR: The results suggest that future climate warming will lead to substantial increases in heat-related mortality, particularly in developing low-latitude countries, such as India, where heat waves will become more frequent and populations are especially vulnerable to these extreme temperatures.
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Added value of CMIP6 over CMIP5 models in simulating Indian summer monsoon rainfall
TL;DR: In this article, the authors compared the performance of models available in CMIP5 and CMIP6 consortium and their multi-model average (MMA) and found a significant improvement in model performance in capturing the spatiotemporal pattern of monsoon over Indian landmass, especially in the Western Ghats and North-east foothills of Himalayas.