Extended Data Fig. 7: Proportions of mean total biomass of four dominant shrub species for each stand age group calculated based on 1 x 1m plots in Noatak (a) and Seward (b).
From: Regional fire–greening positive feedback loops in Alaskan Arctic tundra

YSF: year since fire. Birch: Betula nana; Blueberry: Vaccinium uliginosum; Ledum: Rhododendron groenlandicum (bog Labrador tea); Willow: Salix spp. Error bars denote ±1 standard error. Crosses represent the values of the mean biomass. The actual data, including the numbers of observations, are listed in Supplementary Table 5.