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19 novembre 2018
- doi: 10.4000/books.irdeditions.23157
- isbn: 9782709922197
- eisbn: 9782709922203
https://www.openedition.org/12554 , info:eu-repo/semantics/openAccess
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changement climatique Méditerranée COP22 Allenvi Allenvi climatic change COP22 Mediterranean Environmental Studies NAT011000 RNKCiter ce document
Pere Quintana-Seguí et al., « Sub-chapter 1.3.3. Drought: observed trends, future projections », IRD Éditions, ID : 10.4000/books.irdeditions.23157
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Introduction Drought quantification is difficult since a drought is usually identified by its effects or by its impacts on different types of systems, but no single physical variable can be measured to quantify drought. Droughts are also difficult to pinpoint in time and space since their onset, ending, duration, magnitude, and spatial extent are not easy to define. Thus, drought is often quantified indirectly using indices, which are often based on meteorological, hydrological and/or remote ...