IPCC AR6 WGIII Infiller Database: Harmonized Emissions Pathways

A harmonized emissions database was used as the infiller dataset for the IPCC AR6 Working Group III report on climate change mitigation. It contains a large set of global emissions pathways used to infer missing data for climate scenarios, ensuring comparability in climate assessments. The infilling process uses the open-source 'silicone' Python package to model relationships between concurrent emission species over time.

Use Cases

• Infilling missing emissions data for climate scenarios based on relationships in a harmonized dataset.
• Comparing climate assessments of alternative mitigation pathways using a consistent emissions baseline.
• Supporting the development of climate policy by providing a standardized dataset referenced in the IPCC AR6 WGIII report.

Strengths

• Directly supports the IPCC AR6 WGIII report, indicating authoritative use in climate science.
• Based on a large set of harmonized global emissions pathways, suggesting a broad foundation for inference.
• Uses a documented, open-source infilling method ('silicone' package) promoting reproducibility.

Limitations

• Key metadata such as row count, column names, and specific file formats are unknown across all sources.
• The exact temporal coverage and spatial resolution of the emissions pathways are not specified.
• The last update date is unknown, raising questions about dataset freshness.

Provenance

Source

AR6 Scenarios Database, data from the chapter 'Mitigation Pathways Compatible with Long-Term Goals' (Riahi and Schaeffer et al. 2022).

Collection Method

Harmonized emissions pathways were processed and infilled using the 'silicone' Python package.

Geography

Global