Fig. 1From: Setting the forest reference levels in the European Union: overview and challengesEvolution of forest carbon sink based on different information sources. Historical evolution of the EU27ā+āUK forest carbon sink, according to the GHG inventories, the Forest Reference Levels (FRLs), and Forest Management Reference Levels (FMRL) including technical corrections, as submitted by Member States under the Kyoto Protocol for the period 2013ā2020 (https://unfccc.int/topics/land-use/workstreams/land-use--land-use-change-and-forestry-lulucf/forest-management-reference-levels). Modified from [8]Back to article page