Spatial and temporal trends of global pollination benefit.

For the second vulnerability indicator, the dependency of the agricultural GDP on pollination services ( Figure 5 , right panel) displays a slightly increasing trend over the period considered.

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Results Global pollination benefits show an increasing trend from 1993 to 2009 ( Figure 1 ), consistent with previous findings [15] [40] , and regardless of whether the median value of pollination dependency per crop dependency given by [15] was used or the extremes.

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