A Spatiotemporal Analysis of Climatic Drivers for Observed Changes in Sahelian Vegetation Productivity (1982–2007)
Figure 7
STA phase 1 images, Sahel 1982–2007 (only slopes significant at the 10% level). Changes in the phase of the seasonal (a) NDVI curve, (b) rainfall, (c) air temperature, and (d) surface downward solar radiation flux.