Spring meetings online 18-21 April – presentations

Contributors to the Task Force on Hemispheric Transport of Air Pollution (TF HTAP)

Due to copyright regulations, presentations are no longer available. For access, please contact the authors directly.


Tuesday, 18 April (12:00 UTC) Multipollutant Modeling of Fires:

Multi-Pollutant, Multi-Model Study of Fires

UTCSubject of the presentationPresenter
12:00Introduction – TF HTAP Meeting and Fire Session ObjectivesTerry Keating
12:15Introduction – IGAC BBurned Objectives and PlansCyndi Whaley
12:25Source/Receptor Relationships: Science Questions
and Experimental Designs
presentation and discussion
Rosa Wu
13:15Identifying Key Parameters or Uncertainties: Science Questions
and Experimental Designs
presentation and discussion
Terry Keating
14:05Break 
14:25Available Observations and Model Evaluation
presentation and discussion
Jacek Kaminski
15:15Organization of Future Work
presentation and discussion
Cyndi Whaley
16:00Adjourn for the Day 

Wednesday, 19 April (11:00 UTC) Global Mercury Emissions and Modeling:

Global Mercury Emissions and Modeling

UTCSubject of the presentation
11:00Introduction and Objectives
11:10Overview of Minamata OESG Effort and Update from March Meeting
11:30Overview of Current Options Paper and Proposed Plan
11:50Priorities for Policy Relevant Science Questions to Inform the Minamata and LRTAP Conventions
12:20Potential Approaches for Addressing Priority Science Questions
– source attribution of contemporary and legacy Hg
– trend analysis
– sensitivity of Hg cycling to environmental/emission changes
12:50Revising the Schedule to Provide Modeling Results to the Minamata OESG
13:20Break
13:35Publishing the Options Paper
– What contents should be included in initial paper?
– What content needs to be added to working draft?
– Who will do what and by when?
14:35Next steps (including roles & responsibilities, other participants, etc.)
15:00Adjourn for the Day

Thursday, 20 April (12:00 UTC) Global Ozone Modeling and Source Apportionment:

Ozone, Methane, and Source Apportionment Methods

UTCSubject of the presentationPresenter
12:00Introduction and ObjectivesTim Butler
12:10Regional impacts of methane mitigationAugustin Colette
12:30Emissions Driven Methane SimulationsZofia Staniaszek
12:50Ozone source attribution: case study of international shippingTim Butler
13:10Local Fractions ApproachPeter Wind
13:30TOAR-II Global and Regional ModellingLee Murray
13:50Break 
14:10TOAR-II statisticsKai-Lan Chang
14:30AQMEII ozone depositionOlivia Clifton
14:50Ozone source attribution with TM5-FASSTClaudio Belis
15:10Discussion: Treatment of methane and ozone deposition
in a multi-model study of ozone source-receptor relationships
16:00Adjourn for the Day 

Friday, 21 April (12:00 UTC) Policy Relevant Emission Scenarios and Multi-Model Experiments:

Scenarios, Impacts, and Future Work

UTCSubject of the presentationPresenter
12:00Introduction and ObjectivesTim Butler,
Till Spranger
12:20MMF-GTADJoshua Fu
12:40HTAPv3 Initial Application in Hemispheric CMAQJames East, Barron Henderson
13:00Latest IIASA/CIAM GAINS ScenariosZig Klimont
13:20MSC-W work using new Scenarios: effects of European emissions mitigationHilde Fagerli
13:40MSC-W work using new Scenarios: effects of non-European mitigation and global CH4 changesWillem van Caspel
14:00Break 
14:20ICP-Veg work using MSC-W modellingFelicity Hayes
14:40CACTI: Looking forward to CMIP7Steven Turnock
15:00Ozone Emulation from HTAP1 and HTAP2Steven Turnock
15:20Discussion:
Next steps for a multi-model study of future ozone scenarios
16:00Adjourn 

Thank you for your participation!

Terry, Tim, Jacek, and Rosa
The TF HTAP Leadership Team