Figure 3From: Historical Stand-Replacing Fire in Upper Montane Forests of the Madrean Sky Islands and Mogollon Plateau, Southwestern USAChiricahua Mountains (CHI) estimated aspen pith dates (top) and direct conifer evidence of fire (bottom) in 1-year classes used to reconstruct fire history in the upper elevation forests. Years (e.g., 1886) indicate annually dated fire events recorded by ā„5 conifer trees, including fire scars.Back to article page