经合组织（OECD）：2025非洲城市化动态报告：城市扩张规划（168页）

Africa’s Urbanisation Dynamics 2025 Planning forUrban Expansion West African Studies Africa’s UrbanisationDynamics2025 PLANNING FOR URBAN EXPANSION This work is published under the responsibility of the Secretary‑General of the OECD and the AfDB,UNOPS‑Cities Alliance and UCLG Africa. The opinions expressed and arguments employed herein do not necessarilyreflect the official views of the Member countries of the OECD or the members or partners of the AfDB,UNOPS‑Cities Alliance and UCLG Africa. The names of countries and territories and maps used in this joint publication follow the practice of the OECD. This document, as well as any data and map included herein, are without prejudice to the status of or sovereignty overany territory, to the delimitation of international frontiers and boundaries and to the name of any territory, city or area. ISBN 978-92-64-71568-4 (print)ISBN 978-92-64-62792-5 (PDF)ISBN 978-92-64-43678-7 (HTML) West African StudiesISSN 2074-3548 (print)ISSN 2074-353X (online) Photo credits:Cover image drawn by © Yunseok Seo. Chapter 1 © NoyanYalcin/Shutterstock.com. Chapter 2 © Andre Silva Pinto/Shutterstock.com.Chapter 3 © mehdi33300/Shutterstock.com. Chapter 4 © Tolu Owoeye/Shutterstock.com. Chapter 5 © Truba7113/Shutterstock.com. Corrigenda to OECD publications may be found at: https://www.oecd.org/en/publications/support/corrigenda.html. Attribution 4.0 International (CC BY 4.0) This work is made available under the Creative Commons Attribution 4.0 International licence. By using this work, you accept to be bound by the terms of this licence(https://creativecommons.org/licenses/by/4.0/).Attribution– you must cite the work.Translations– you must cite the original work, identify changes to the original and add the following text:In the event of any discrepancy between the original work and thetranslation, only the text of original work should be considered valid.Adaptations– you must cite the original work and add the following text:This is an adaptation of an original work by the OECD, the AfDB, UNOPS-Cities Alliance and UCLG Africa.The opinions expressed and arguments employed in this adaptation should not be reported as representing the official views of the Member countries of the OECD or the members orpartners of the AfDB, UNOPS-Cities Alliance and UCLG Africa.Third-party material– the licence does not apply to third-party material in the work. If using such material, you are responsible for obtaining permission from the third party and forany claims of infringement.You must not use the respective logos of the OECD, the AfDB, UNOPS-Cities Alliance or UCLG Africa, visual identity or cover image without express permission, or suggest theOECD, the AfDB, UNOPS-Cities Alliance or UCLG Africa endorse your use of the work.Any dispute arising under this licence shall be settled by arbitration in accordance with the Permanent Court of Arbitration (PCA) Arbitration Rules 2012. The seat of arbitration shallbe Paris (France). The number of arbitrators shall be one. The Sahel and West Africa Club The Sahel and West Africa Club (SWAC) is an independentinternationalplatform.Its Secretariat is hosted at theOrganisationfor Economic Co operation and Development(OECD).OECD/SWAC produces and maps data,providesinformed analyses and facilitates strategic dialogue, to helpbetteranticipate transformations in the region and theirterritorial impacts. It also promotes regional co operation asa tool for sustainable development and stability. Its areas ofwork are food system transformations, cities, territories andenvironment, and security. of West African States) Commission, the European Union, GIZ(Deutsche Gesellschaft für Internationale Zusammenarbeit),France (Ministry for Europe and Foreign Affairs/Agence françaisededéveloppement),Luxembourg(Ministry of Foreign andEuropeanAffairs,Directorate for Development Cooperationand Humanitarian Affairs), the Netherlands (Ministry of ForeignAffairs), Spain (Spanish Agency for International DevelopmentCooperation), Switzerland (Swiss Agency for Development andCooperation/Federal Department of Foreign Affairs), the UEMOA(West African Economic and Monetary Union) Commission andthe United States (USAID). Its Members and financial partners are Austria (FederalMinistryof European and International Affairs/AustrianDevelopmentAgency),Belgium(Ministry of Foreign Affairs,Foreign Trade and Development Cooperation), Canada (GlobalAffairs Canada), CILSS (Permanent Interstate Committee forDrought Control in the Sahel), the ECOWAS (Economic Community More information:www.oecd.org/swac The African Development Bank TheAfrican Development Bank Group is Africa’s premierdevelopment finance institution. It comprises three distinctentities:the African Development Bank(AfDB),the AfricanDevelopment Fund (ADF) and the Nigeria Trust Fund (NTF). On the ground in41 African countries with an external office inJapan, the Bank contributes to the economic development andthe social