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

Chapter <strong>12</strong>: Harvested Wood Products
Contents
<strong>12</strong> Harvested Wood Products (HWP)
<strong>12</strong>.1 Introduction.........................................................................................................................................<strong>12</strong>.5
<strong>12</strong>.2 Methological issues.............................................................................................................................<strong>12</strong>.8
<strong>12</strong>.2.1 Choice of method ........................................................................................................................<strong>12</strong>.8
<strong>12</strong>.2.1.1 Tier 1......................................................................................................................................<strong>12</strong>.9
<strong>12</strong>.2.1.2 Tier 2: Using country data ...................................................................................................<strong>12</strong>.15
<strong>12</strong>.2.1.3 Tier 3: Country-specific methods ........................................................................................<strong>12</strong>.15
<strong>12</strong>.2.1.4 Estimating carbon release to the atmosphere from the HWP variables ...............................<strong>12</strong>.16
<strong>12</strong>.2.1.5 Estimating carbon released to the atmosphere in the form of CO 2 ......................................<strong>12</strong>.17
<strong>12</strong>.2.2 Choice of emission factors ........................................................................................................<strong>12</strong>.17
<strong>12</strong>.2.3 Choice of activity data...............................................................................................................<strong>12</strong>.17
<strong>12</strong>.3 Uncertainty assessment .....................................................................................................................<strong>12</strong>.21
<strong>12</strong>.4 Quality assurance/ Quality control ....................................................................................................<strong>12</strong>.23
<strong>12</strong>.5 Completeness ....................................................................................................................................<strong>12</strong>.23
<strong>12</strong>.6 Reporting and Documentation...........................................................................................................<strong>12</strong>.24
<strong>12</strong>.7 Reporting Tables and Worksheets.....................................................................................................<strong>12</strong>.24
Annex <strong>12</strong>.A.1 Some Approaches......................................................................................................................<strong>12</strong>.26
References ...................................................................................................................................................<strong>12</strong>.32
Equations
Equation <strong>12</strong>.1 Estimation of carbon stock and its annual change in HWP pools of reporting country.....<strong>12</strong>.11
Equation <strong>12</strong>.2 Estimation of HWP <strong>products</strong> produced annaully from domestic consumption.................<strong>12</strong>.11
Equation <strong>12</strong>.3 Estimation of HWP <strong>products</strong> produced annually from domestic harvest..........................<strong>12</strong>.<strong>12</strong>
Equation <strong>12</strong>.4 Estimation of annual change in carbon in HWP in domestic SWDS where HWP
came from domestic harvest..............................................................................................<strong>12</strong>.14
Equation <strong>12</strong>.5 Estimation of carbon release using HWP variables...........................................................<strong>12</strong>.16
Equation <strong>12</strong>.6 Equation to estimate production, imports or export variables in Table <strong>12</strong>.5
for years before 1961.........................................................................................................<strong>12</strong>.18
Equation <strong>12</strong>A.1 Emissions from AFOLU by the Stock-Change Approach.................................................<strong>12</strong>.27
Equation <strong>12</strong>A.2 Stock-Change Approach: HWP Contribution....................................................................<strong>12</strong>.27
Equation <strong>12</strong>A.3 Emissions from AFOLU as by the Atmospheric Flow Approach .....................................<strong>12</strong>.28
Equation <strong>12</strong>A.4 Atmospheric Flow Approach: HWP Contribution ............................................................<strong>12</strong>.29
Equation <strong>12</strong>A.5 Emissions from AFOLU by the Production Approach......................................................<strong>12</strong>.30
Equation <strong>12</strong>A.6 Production Approach: HWP Contribution.........................................................................<strong>12</strong>.30
2006 <strong>IPCC</strong> Guidelines for National Greenhouse Gas Inventories <strong>12</strong>.3