Spatial and Temporal Trends of Global Pollination Benefit Lautenbach, Sven ; Seppelt, Ralf ; Liebscher, Juliane ; Dormann, Carsten F. Abstract Publication: PLoS ONE Pub Date: April 2012 DOI: 10.1371/journal.pone.0035954 Bibcode: 2012PLoSO...735954L