![](https://www.ipcc.ch/site/assets/uploads/sites/4/2019/11/Figure-3.6.png)
Figure 3.6
Trend in the annual maximum NDVI 1982–2015 (Global Inventory Modelling and Mapping Studies NDVI3g v1) calculated using the Theil–Sen estimator which is a median based estimator, and is robust to outliers. Non-dryland regions (aridity index >0.65) are masked in grey
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