chapter 12 harvested wood products - IPCC - Task Force on ...

Chapter <strong>12</strong>: Harvested Wood Products
TABLE <strong>12</strong>.4
DEFAULT FACTORS TO CONVERT FROM PRODUCT UNITS TO CARBON
Round<strong>wood</strong>, industrial round<strong>wood</strong>,
sawn<strong>wood</strong>, ,other industrial
round<strong>wood</strong>, pulp<strong>wood</strong>, chips,
particles, <strong>wood</strong> fuel, <strong>wood</strong> residues
Charcoal
Average
for <strong>wood</strong>
panels
Paper and
paperboard, pulp,
recovered fibre
pulp, recovered
paper
1. Density (oven-dry
tonnes per m 3 of
solid<strong>wood</strong> product or
oven dry per air dry
tonne of pulp or paper
product)
2. Carbon fraction
(tonnes carbon per
oven dry tonne of
<strong>wood</strong> material)
3. Carbon factor
(tonnes carbon per m 3
of product or per air
dry tonne of product)
(row 1) x (row 2)
Temperate
species
Tropical
species
0.45
0.59
0.9 0.628
0.9
oven-dry
oven-dry tonne oven-dry oven-dry
m -3 tonne m -3 tonne m -3 oven-dry tonne
tonne (air
(air dry tonne) -1
dry tonne) -1
0.5 0.5 0.85 0.468 0.5
A = 0.225 tonne A = 0.295 B = 0.765 C = 0.294 D = 0.450
C m -3 tonne C m -3 tonne C (air tonne C tonne C (air-dry
dry tonne) -1 m -3 tonne) -1
Source: Temperate species density: Average from Table 4.14, Volume 4, Chapter 4; Tropical species density: Average from Table 4.13,
Volume 4, Chapter 4.
2006 <strong>IPCC</strong> Guidelines for National Greenhouse Gas Inventories <strong>12</strong>.19