In large-scale regions with complex meteorological conditions and topography all over the world, there are also great differences in the region, frequency and intensity of drought. In view of the identification and evaluation technology and method of regional drought process adopted in this paper, how to extend it to other regions in the world and make it play a greater role, the selection of drought index, the construction of comprehensive intensity index, etc, It is necessary to continuously optimize the identification and evaluation methods of regional drought process according to specific regional, climate and time scales in practical business applications, so as to make a more accurate and objective judgment on the regional drought process.
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