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Reconciling global-model estimates and country reporting of anthropogenic forest CO 2 sinks
- Source :
- Addi. Archivo Digital para la Docencia y la Investigación, instname, Nature Climate Change, Nature Climate Change, 2018, 8 (10), pp.914-920. ⟨10.1038/s41558-018-0283-x⟩, Nature Climate Change, Nature Publishing Group, 2018, 8 (10), pp.914-920. ⟨10.1038/s41558-018-0283-x⟩, Addi: Archivo Digital para la Docencia y la Investigación, Universidad del País Vasco
- Publication Year :
- 2018
- Publisher :
- Springer, 2018.
-
Abstract
- Achieving the long-term temperature goal of the Paris Agreement requires forest-based mitigation. Collective progress towards this goal will be assessed by the Paris Agreement’s Global stocktake. At present, there is a discrepancy of about 4 GtCO2 yr−1 in global anthropogenic net land-use emissions between global models (reflected in IPCC assessment reports) and aggregated national GHG inventories (under the UNFCCC). We show that a substantial part of this discrepancy (about 3.2 GtCO2 yr−1) can be explained by conceptual differences in anthropogenic forest sink estimation, related to the representation of environmental change impacts and the areas considered as managed. For a more credible tracking of collective progress under the Global stocktake, these conceptual differences between models and inventories need to be reconciled. We implement a new method of disaggregation of global land model results that allows greater comparability with GHG inventories. This provides a deeper understanding of model–inventory differences, allowing more transparent analysis of forest-based mitigation and facilitating a more accurate Global stocktake. The model–inventory discrepancy in net land-use carbon emissions mainly results from conceptual differences in estimating anthropogenic forest sinks. A revised disaggregation of global land model results allows greater comparability with inventories.
- Subjects :
- 010504 meteorology & atmospheric sciences
Environmental change
business.industry
Comparability
Environmental resource management
Carbon sink
010501 environmental sciences
15. Life on land
Environmental Science (miscellaneous)
01 natural sciences
Global model
13. Climate action
Greenhouse gas
Forest ecology
[SDE]Environmental Sciences
Environmental science
business
Social Sciences (miscellaneous)
0105 earth and related environmental sciences
Subjects
Details
- ISSN :
- 1758678X and 17586798
- Database :
- OpenAIRE
- Journal :
- Addi. Archivo Digital para la Docencia y la Investigación, instname, Nature Climate Change, Nature Climate Change, 2018, 8 (10), pp.914-920. ⟨10.1038/s41558-018-0283-x⟩, Nature Climate Change, Nature Publishing Group, 2018, 8 (10), pp.914-920. ⟨10.1038/s41558-018-0283-x⟩, Addi: Archivo Digital para la Docencia y la Investigación, Universidad del País Vasco
- Accession number :
- edsair.doi.dedup.....dcd2f9c607aaad6b53317c39caed2e13