Chaîne de Markov ; Climatologie ; Etats-Unis ; Etats-Unis du Centre ; Géographie physique ; Indice de Palmer ; Iowa ; Kansas ; Missouri ; Nebraska ; Oklahoma ; Risque naturel ; Sécheresse ; Type de temps
The most common measure of drought, the Palmer Drought Severity Index (PDSI), is combined with the theory of runs in a Markov chain analysis. The A. analyzes the spatial pattern of severe and extreme drought for 41 climate divisions in the five