Global Terrestrial Carbon Observation: Requirements, Present Status, and Next Steps Report of a Synthesis Workshop


Global Terrestrial Observing System
8-11 February 2000
Ottawa, Canada
J. Cihlar, A.S. Denning, J. Gosz (Editors)
With contributions by:
F. Ahern, F. Bretherton, J. Chen, C. Dobson, C. Gerbig, R. Gibson, R. Gommes, T. Gower, K. Hibbard, T. Igarashi, R. Olson, C. Potter, M. Raupach, S. Running, J. Townshend, D. Wickland, Y. Yasuoka
GTOS 23

Table of Contents


Table of Contents


Executive Summary

1. Background, Introduction, and Objectives

Needs
Capabilities and Response

2. Information Requirements for Terrestrial Carbon

2.1 Understanding the Global Carbon Cycle
2.2 Global Change Assessment
2.3 Multilateral Environmental Agreements
2.4 Environmental Management at National, Regional and Local Levels

3. Dual Constraint Framework

3.1 Considerations
3.2 Dual-Constraint Concept

4. Observation Requirements

4.1 Procedure
4.2 Synthesis: Top-down Approach
4.3 Synthesis: Bottom-up Approach

5. Present Status of Observations

5.1 Atmospheric and Meteorological Observations
5.2 Surface Fluxes and Stocks
5.3 Satellite Observations

6. Issues

6.1 Scaling from Point to Globe/Region
6.2 Further Analysis of Baseline Gridded Data Sets
6.3 Emissions
6.4 Transfer Between Pools
6.5 CH4 and Other Gases

7. From Vision to Reality

7.1 Implementation Tasks
7.2 Dual constraint methodology research and development
7.3 Data and Information System Considerations

8. Conclusions and Recommendations

9. References

Appendix I. Participants

Appendix II. Workshop Agenda

Appendix III. Summaries of Presentations

The IGBP Carbon Cycle Research Programme
Summary of IPCC 1996 Reporting Guidelines for National Greenhouse Gas Inventories
Terrestrial Carbon Observations in the context of the three Rio Conventions
Terrestrial Carbon Data Needed to Implement the Kyoto Accords
Understanding the Terrestrial Carbon Cycle
Climate-Related Global Observation Requirements for Terrestrial Carbon: Results of TOPC Analysis
The Australian Carbon Cycle Project
Canadian Terrestrial Carbon Cycle Research and Observation Requirement: A Bottom-up Perspective
Japanese Programmes in Terrestrial Carbon Observations and Research
U.S. Carbon Cycle Research and Observation
Using in situ Airborne Measurements to Infer Carbon fluxes at Regional and Continental Scales: COBRA (North America) and LARS (Brazil)
Status of Observations and Networks: Surface Fluxes and Stocks
Global Observation of Forest Cover: Synopsis of the Project and its Proposed Products for Carbon Budget Modeling

Appendix IV. Acronyms