Fig. 4
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Occurrence of the onset and retreat of the rainy season. Dotted trend line is significant at 90% confidence level. Dashed trend lines are statistically insignificant.
Évolution de la date de début et de fin de la saison des pluies. Ligne pointillée : tendance significative au seuil de 90 %. Ligne en tirets : tendance non significative.
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