A WMO/IGAC Report Impacts of Megacities on Air Quality and Climate Change.

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A WMO/IGAC Report Impacts of Megacities on Air Quality and Climate Change

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Chapter 1: Introduction-methodology Chapter 2: Africa Chapter 3: North America Chapter 4: South America Chapter 5: Asia Chapter 6: Europe Chapter 7: Overview of international collaborative activities Chapter 8: Synthesis of knowledge: highlighting key issues Chapter 9:Conclusions and Implications for Policy Outline of WMO/IGAC Megacities Assessment

Transcript of A WMO/IGAC Report Impacts of Megacities on Air Quality and Climate Change.

Page 1: 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

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Impacts of Mega-cities on Air Quality and Climate A report of WMO/IGAC

Sarah DohertyLaura GallardoMichael GaussMark Lawrence Abdourahamane KonareYutaka KondoDavid ParrishTong Zhu

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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

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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

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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

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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

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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

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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

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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

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• 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?

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Interaction with other initiativesMegacities and costal zone

IGBP FTIIGBP Synthesis