Figure 4From: Ecology and geography of avian influenza (HPAI H5N1) transmission in the Middle East and northeastern AfricaSummary of Normalized Difference Vegetation Index (NDVI) 'greenness' profiles of the Middle East and northeastern Africa through one year for models based on the entire region (top) and for models based only on the Arabian Peninsula. In each case, we show NDVI values for 100 randomly selected points of predicted absence versus 100 randomly selected points of predicted presence. Median values are shown in bold.Back to article page