Fig. 4From: Variable retention forestry in European boreal forests in RussiaThe share of different forest management categories in different regions of NW Russia (Regional 2017, 2018). Red lines denote the borders between the states. Gray lines denote the borders between vegetation zones (Bonh et al. 2000, 2003). NB northern boreal zone, MB middle boreal zone, SB southern boreal zone, HB hemiboreal zone. Dashed red lines denote the borders between the regions. A Arkhangelsk region, K the Republic of Karelia, Ko Komi Republic, L Leningrad region, M Murmansk region, N Novgorod region, P Pskov region, V Vologda regionBack to article page