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. 2017 Jan 17;114(5):938–943. doi: 10.1073/pnas.1607948114

Fig. 1.

Fig. 1.

Environmental conditions (monthly average) in the main Malagasy biomes with respect to the 1990–1991 and 2008–2009 RVF epidemics. (A) Standardized southern oscillation index (19). (B) Standardized rainfall anomalies. Source: National Oceanic and Atmospheric Administration (NOAA)’s precipitation reconstruction over Land (PREC/L) provided by the NOAA/Office of Oceanic and Atmospheric Research/Earth Sciences Research Laboratory - Physical Sciences Divisions, Boulder, CO. (C) Standardized NDVI anomalies. Source: Global Inventory Modeling and Mapping Studies (GIMMS), Advanced Very High Resolution Radiometer (AVHRR) NDVI version 3 (20). On each plot, favorable conditions for RVF are shown in red.