Variation in tree mortality and regeneration affect forest carbon recovery following fuel treatments and wildfire in the Lake Tahoe Basin, California, USA

Table 1 Methods used to estimate carbon density before and after disturbance by treatment and wildfire

			Timestep
C Pool	Source of Biomass equation	Biomass to C factor	Pre-Treatment	Pre-Wildfire	2008	2009	2010
Live trees	FVS-WS default [38]	0.5	Prefire live treelist plus stumps	Prefire live treelist	As observed 2008	As observed 2009	As observed 2010
Dead Trees	FVS-WS default [38]	0.5	Prefire snag list	Prefire snag list	“	“	“
Wood > 7.62 cm	Waddell et al. [42]	0.5	Surface C pools: Average from untreated stands outside fire	Surface C: pools Average from untreated or treated stands outside fire	“	“	“
Wood < 7.62 cm	Brown [43], van Wagtendonk [44]	0.5			“	“	“
Litter and duff	van Wagtendonk [45]	0.37 [46]			“	“	“

Methods used to calculate carbon density for five aboveground pools (live trees, dead trees, small woody debris, large woody debris, and litter and duff) at five time steps on 13 treated and 26 untreated Common Stand Exam plots in the Angora fire.

ISSN: 1750-0680