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DOI | 10.1007/s11069-020-03978-x |
Evaluating the impact of climate change in threshold values of thermodynamic indices during pre-monsoon thunderstorm season over Eastern India | |
Sahu R.K.; Dadich J.; Tyagi B.; Vissa N.K.; Singh J. | |
发表日期 | 2020 |
ISSN | 0921030X |
起始页码 | 1541 |
结束页码 | 1569 |
卷号 | 102期号:3 |
英文摘要 | The present study analyses thermodynamic indices variation over three sites of eastern Indian region: Bhubaneswar, Kolkata and Ranchi, associated with pre-monsoon thunderstorms for 20-year period (1987–2006) for Bhubaneswar and Kolkata and 15 years (1996–2010) for Ranchi. All three sites are showing a rise in humidity over the period, unveiling the climate change over the region. We evaluated the threshold values of various thermodynamic indices for periods of 5-year intervals at each site based on skill score analysis. The indices associated with potential, convective, latent instability and moisture are showing varying threshold values over all the sites, and some of the indices are showing a definite increase/decrease in these threshold values. All three sites are showing a decrease in thunderstorm frequency over the study period. The work identifies the thermodynamic indices, which tend to capture the global warming impact in the threshold values by either showing an increase or decrease with the time at each site. The results advocate that for a long-term analysis of thermodynamic indices, the threshold values may change from one period to another. © 2020, Springer Nature B.V. |
关键词 | Climate changeGlobal warmingSkill score analysisThermodynamic indicesThunderstorm |
英文关键词 | atmospheric convection; atmospheric moisture; climate change; humidity; monsoon; thermodynamics; thunderstorm; Bhubaneswar; India; Jharkhand; Kolkata; Odisha; Ranchi; West Bengal |
语种 | 英语 |
来源期刊 | Natural Hazards |
文献类型 | 期刊论文 |
条目标识符 | http://gcip.llas.ac.cn/handle/2XKMVOVA/205914 |
作者单位 | Department of Earth and Atmospheric Sciences, National Institute of Technology Rourkela, Rourkela, Odisha 769008, India; Shanti Raj Bhawan, Paramhans Nagar, Kandwa, Varanasi 221106, India |
推荐引用方式 GB/T 7714 | Sahu R.K.,Dadich J.,Tyagi B.,et al. Evaluating the impact of climate change in threshold values of thermodynamic indices during pre-monsoon thunderstorm season over Eastern India[J],2020,102(3). |
APA | Sahu R.K.,Dadich J.,Tyagi B.,Vissa N.K.,&Singh J..(2020).Evaluating the impact of climate change in threshold values of thermodynamic indices during pre-monsoon thunderstorm season over Eastern India.Natural Hazards,102(3). |
MLA | Sahu R.K.,et al."Evaluating the impact of climate change in threshold values of thermodynamic indices during pre-monsoon thunderstorm season over Eastern India".Natural Hazards 102.3(2020). |
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