The Spatial and Temporal Distribution Characteristics of Rainstorm Disaster in Sichuan Province Over the Past Decade
Journal of Geoscience and Environment Protection, 2017, 5, 1-9 http://www.scirp.org/journal/gep ISSN Online: 2327-4344 ISSN Print: 2327-4336 The Spatial and Temporal Distribution Characteristics of Rainstorm Disaster in Sichuan Province over the Past Decade Jie Gao1,2, Jianhua Pan1, Mingtian Wang1, Shanyun Guo1 1Sichuan Provincial Meteorological Observatory, Chengdu, China 2Heavy Rain and Drought-Flood Disasters in Plateau and Basin Key Laboratory of Sichuan Province, Chengdu, China How to cite this paper: Gao, J., Pan, J.H., Abstract Wang, M.T. and Guo, S.Y. (2017) The Spatial and Temporal Distribution Charac- The spatial and temporal distribution characteristics of rainstorm disaster in teristics of Rainstorm Disaster in Sichuan Sichuan Province were investigated by statistical analysis method based on Province over the Past Decade. Journal of 2002-2015 rainstorm disaster data of Sichuan Province. As shown by the re- Geoscience and Environment Protection, 5, 1-9. sults, the rainstorm disaster in Sichuan Province was distributed mainly in https://doi.org/10.4236/gep.2017.58001 four regions including Liangshan Prefecture and Sichuan Basin during 2002-2015, and the rainstorm disaster distribution had a good corresponding Received: March 29, 2017 Accepted: July 16, 2017 relationship with the rainstorm center regions; in terms of annual variation Published: July 19, 2017 trend, the variation of rainstorm disaster frequency showed a significant qua- si-2-3-year oscillation period; in terms of monthly distribution, June, July and Copyright © 2017 by authors and August saw the heaviest rainstorms; the high death toll from rainstorms was Scientific Research Publishing Inc. This work is licensed under the Creative attributed to not only routine rainfall, occurrence time and terrain feature, but Commons Attribution International also the populace’s awareness of disaster prevention and the disaster preven- License (CC BY 4.0).
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