Soil carbon stock change following afforestation in Northern Europe: a meta-analysis Bárcena, T. G. ; Kiaer, L. P. ; Vesterdal, L. ; Stefánsdóttir, H. M. ; Gundersen, P. ; Sigurdsson, B. D. Abstract Publication: Global Change Biology Pub Date: August 2014 DOI: 10.1111/gcb.12576 Bibcode: 2014GCBio..20.2393B