Cross-cutting Issues

1
Chapter 5

• Cross-cutting Issues

2
Cross-cutting issues

• General issues
• Common subjects to other chapters
• Conceptual basis for issues developed in other
  chapters

3
Cross-cutting issues in GPG-LULUCF

• Same issues of GPG-2000
• Highlight the main points covered in GPG-2000
• Reference to GPG-2000
• Develop special considerations for the LULUCF
  sector

4
Cross-cutting Issues

• Identifying and quantifying uncertainties
• Sampling
• Methodological choice -Identification of key
  categories
• Quality assurance and quality control
• Time series consistency and recalculations
• Verification

5
Identifying and quantifying uncertainties

• Guidance for estimate uncertainties
• Guidance to combine uncertainties
• Types of uncertainty in the LULUCF sector

6
Sampling

• Particularly important in the LULUCF sector
• Land areas
• Biomass stock
• Soil carbon
• Guidance for planning and use of sampling surveys
• Relation between sampling design and uncertainty
  level

7
Identification of key categories

• Categories that most contribute to inventory
  uncertainty
• Approach expanded to cover also sink categories
• Additional guidance for Kyoto Protocol articles
  3.3 and 3.4

8
Quality assurance and quality control

• Aspects specific for checks in the LULUCF sector
• Large use of sampling
• Large use of models

9
Time series consistency and recalculations

• Methodological change
• Periodic (not annual) data

10
Verification

• Independent check
• Alternative methods
• Application of verification for the LULUCF sector

11
Latest developments

• First review 600 comments
• Many recommending simplification
• Detailed material moved to other chapters
• Common subjects moved from other chapters (e.g.
  Sampling)