Expert Meeting on Short-Lived Climate Forcers (SLCF)

 

• Meeting report: "Expert Meeting on Short-Lived Climate Forcers (SLCF)"
  28-31 May 2018, Geneva, Switzerlands

 

Presentations

 

Presentations on general background

• Background of this expert meeting: Relevant IPCC decisions and history of relevant discussion (Eduardo Calvo Buendia)
• Overview of planned IPCC products during AR6 cycle and their relevance to this expert meeting (Valérie Masson-Delmotte)
• Overview of IPCC Guidelines for National Greenhouse Gas Inventories, including on-going work on 2019 Refinement (Kiyoto Tanabe)
• Guidance to the participants on the key themes and expected outcomes of this expert meeting (Panmao Zhai)

 

Presentations on issues relating to key questions

• Introduction of new scientific findings from recent literature since AR5 about SLCF emissions and their climate effects
• AR5: main findings & knowledge gaps on SLCFs and Radiative Forcing (Olivier Boucher)
• Recent findings on effects of aerosols on climate (Bjørn Hallvard Samset)
• Emission metrics for SLCFs (Keith P. Shine)
• Impacts of atmospheric chemistry on the lifetimes of SLCF (Detlev Helmig)
• Introduction of existing inventory methodologies or experiences in estimating emissions of SLCF
• EMEP/EEA Emission Inventory Guidebook (Kristina Saarinen)
• Estimating emissions of Black Carbon and other SLCFs within CCAC activities (Valentin Foltescu, Harry Vallack, Zbigniew Klimont)
• Emission estimates on a national scale – experiences of Nordic countries (Karin Kindbom)
• Ammonia emissions from the agriculture sector in Argentina (Laura Elena Dawidowski)
• Links between global-scale emission estimates and national emission inventories (Steven J. Smith)

 

Presentation on WGI AR6 outline

• Chapter 6 of WGI AR6: Intention at the scoping meeting and the outline (William Drew Collins & Hong Liao)

 

Presentations on Preliminary consideration on possible issues in harmonizing existing inventory methodologies on GHG and those on SLCF – Views on specific potential issues

• The issue of harmonizing the methodologies for emission inventories of GHGs with those of SLCFs (Lin Huang)
• Considerations for future IPCC inventory work on SLCF (black carbon example) (William Irving)
• Aerosol forcing in different categories of models (Antti-Ilari Partanen)
• A perspective on the requirements for Emission Inventories of Short-Lived Climate Forcers needed to assess human role and to project SLCFs (Michael J. Prather)
• Emissions Trends and Key Sources of Short-lived Climate Pollutants Using Top-down/Technology Based Methodologies in Mexico (Luis Gerardo Ruiz Suárez)

 

Additional presentation

• US EPA Perspective on Black Carbon Emissions (Richard Mason, Tesh Rao, Rob Pinder)