Figure 6
From: Fire history and climate influences from forests in the Northern Sierra Nevada, USA
Superposed epoch analysis of climate indices and composite fire chronology of all fire history sites in the Plumas National Forest (filtered at 25% to examine widespread or severe fire events). Vertical bars indicate mean index values at or around fire events. Dashed horizontal lines are bootstrapped 95% confidence intervals. * indicates a significant departure from mean conditions (p<0.05).