A WMO/IGAC Report Impacts of Megacities on Air Quality and Climate Change.
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Transcript of A WMO/IGAC Report Impacts of Megacities on Air Quality and Climate Change.
A WMO/IGAC Report
Impacts of Megacities on Air Quality and Climate Change
Impacts of Mega-cities on Air Quality and Climate A report of WMO/IGAC
Sarah DohertyLaura GallardoMichael GaussMark Lawrence Abdourahamane KonareYutaka KondoDavid ParrishTong Zhu
Chapter 1: Introduction-methodologyChapter 2: AfricaChapter 3: North AmericaChapter 4: South AmericaChapter 5: AsiaChapter 6: EuropeChapter 7: Overview of international collaborative activitiesChapter 8: Synthesis of knowledge: highlighting key issuesChapter 9:Conclusions and Implications for Policy
Outline of WMO/IGAC Megacities Assessment
Chapter 1: Introduction1. Urbanization process 2. Description of types Mega-cities 3. mega-cities air quality and climate issues4. The similarities and the differences in emissions between mega-
cities5. Scientific tool for studying megacity air quality and climate 6. Links to other megacitites associated issues
Chapter 2: Africa1. Overview:2. The Greater Cairo Area3. Johannesburg, Lagos not finished
Outline of WMO/IGAC Megacities Assessment
Chapter 3: North America1. Los Angeles: An environmental success story2. The U.S. Northeast urban corridor and Houston, Texas:
Contrasting US urban areas3. Mexico City: North America’s most populous and rapidly
developing megacity4. Pollution transport in North America5. Conclusions
Chapter 4: South America1. Introduction2. Cross-cutting Issues3. Air quality in large urban agglomerations in South America4. Buenos Aires5. Lima6. Medellin7. Santiago8. Sao Paolo 9. Summary and Outlook
Outline of WMO/IGAC Megacities Assessment
Chapter 5: Asia1. Overview2. Bangkok3. Beijing4. Dhaka5. Hong Kong6. Jakarta7. Seoul8. Pearl River Delta9. Shanghai10.Tehran
Delhi, Karachi, Calcutta, Mumbai, Manila, Tokyo not finshed
Outline of WMO/IGAC Megacities Assessment
Chapter 6: Europe1. European Megacities: General and Comparative Characteristics2. London 3. Paris4. Moscow5. Benelux/Rhine-Ruhr6. Po Valley7. Eastern Mediterranean and Istanbul megacity
Chapter 7: Overview of International collaborative activities:1. MEGAPOLI 2. CITYZEN3. PRD, CAREBEIJING to be finished4. South America: 5. Milagro, ICARTT, CALNEX
Outline of WMO/IGAC Megacities Assessment
Chapter 8 Synthesis of knowledge: highlighting key issues1. Scaling law for concentration vs. population as a function of lifetime, and
consequences for integrated health impact.2. Comparison of air pollutant levels across different megacities3. Evolution of air pollution: pressure to regulate and controls 4. The importance of regional transport to urban pollution levels5. Sources of pollutants in different megacities6. Aerosol composition across different cities 7. Importance of SOA8. City vs. downwind: urban plume9. Contribution of megacities to regional and global concentrations10.Urban heat island 11.Tropical/sub-tropical cities vs. mid-latitude cities12.Direct and indirect radiative forcing of aerosols in mega-cities and the
surrounding region
Outline of WMO/IGAC Megacities Assessment
Chapter 9 Conclusions and Implications for Policy1. Co-benefits or “cancellation” of benefits from air quality mitigation
and climate change mitigation.2. Lessons learned from the past3. Future trajectories
Outline of WMO/IGAC Megacities Assessment
• Timeline: 2009Lead authors for the report identified
May: The first lead authors meeting held in Beijing paper outline finalized additional contributing authors identified structure of chapters on specific megacities determined
November: The second lead authors meeting held in Beijing, Discuss the zero draft, assign the writing task
2010July : The third lead authors meeting to be hold in Halifax,
to discuss the first draft, and finalize the report
September 1: start the editing of the reportOctober 1: internal/external review of the reportsNovember: the final version of the reportDecember, publish the report as a book
Other outcomes expected from the report:A high profile synthesis paperA number of papers published as a special issue in AE or ACP?
Interaction with other initiativesMegacities and costal zone
IGBP FTIIGBP Synthesis