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HYDROLOGICAL DROUGHT FREQUENCY ANALYSIS IN THE YANTRA RIVER DOWNSTREAM
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Yordan Dimitrov
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10.5593/sgem2024/3.1
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1314-2704
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English
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24
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3.1
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• Prof. DSc. Oleksandr Trofymchuk, UKRAINE
• Prof. Dr. hab. oec. Baiba Rivza, LATVIA |
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Hydrological droughts are formed by different processes, but how strong and heterogeneous they are, leading to different manifestation and characteristics of the droughts. Droughts have no distinct starting date, but different methods gives a course of action that may help to identify dry signals and possible drought conditions for early warning. We choose hydrological drought indices that are applicable for Bulgarian conditions. Using statistical methods, minimum flow, deficits and spatial characteristics can be evaluate, as well as identifying vulnerable river catchments and regions or affected areas and intensity they suffer, or is it a prolonged drought in terms of EU Directive. By doing that evaluation, more effective adaptation and mitigation schemes can be recommend to benefit hydrological drought management and maps creation for highlight regional variations and similarities in low flow regimes, drought hazards, vulnerability, and risk for local communities and stakeholders (for recovery measures). A classification based on these drivers, advances river scientist also. The central region of our investigation is Yantra river basin, especially the lower reaches, north of Veliko Turnovo heights and before flow contribute to Danube.
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conference
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Proceedings of 24th International Multidisciplinary Scientific GeoConference SGEM 2024
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24th International Multidisciplinary Scientific GeoConference SGEM 2024, 1 - 07 July, 2024
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Proceedings Paper
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STEF92 Technology
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International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM
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SWS Scholarly Society; Acad Sci Czech Republ; Latvian Acad Sci; Polish Acad Sci; Russian Acad Sci; Serbian Acad Sci and Arts; Natl Acad Sci Ukraine; Natl Acad Sci Armenia; Sci Council Japan; European Acad Sci, Arts and Letters; Acad Fine Arts Zagreb Croatia; Croatian Acad Sci and Arts; Acad Sci Moldova; Montenegrin Acad Sci and Arts; Georgian Acad Sci; Acad Fine Arts and Design Bratislava; Russian Acad Arts; Turkish Acad Sci.
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111-120
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1 - 07 July, 2024
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website
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9680
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hydrological drought, index, threshold, deficit, early warning
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