1、Circularity in the Built Environment:Unlocking Opportunities in RetrofitsW H I T E P A P E RJ A N U A R Y 2 0 2 5In collaboration with McKinsey&CompanyImages:Getty ImagesDisclaimer This document is published by the World Economic Forum as a contribution to a project,insight area or interaction.The f

2、indings,interpretations and conclusions expressed herein are a result of a collaborative process facilitated and endorsed by the World Economic Forum but whose results do not necessarily represent the views of the World Economic Forum,nor the entirety of its Members,Partners or other stakeholders.20

3、24 World Economic Forum.All rights reserved.No part of this publication may be reproduced or transmitted in any form or by any means,including photocopying and recording,or by any information storage and retrieval system.ContentsForeword 3Executive summary 4Introduction 51 Recirculating extracted ma

4、terials for retrofits 92 Assessing the global uptake of circular retrofits 153 Transitioning to a circular value chain 183.1 Design and specifications 203.2 Technology,equipment and tools 213.3 Reuse and recycling infrastructure 213.4 Capabilities and professionals 223.5 Financial mechanisms 223.6 C

5、ertifications and assurance 233.7 Partnerships and collaboration 23Conclusions 24The transition to a circular value chain 24The economic viability of circular retrofits 25Contributors 26Appendix 27 Endnotes 28Circularity in the Built Environment:Unlocking Opportunities in Retrofits2ForewordThe trans

6、ition to a sustainable built environment is essential for conserving natural ecosystems,reducing emissions in line with the Paris Agreement and mitigating the effects of climate change.Rapid urbanization intensifies environmental and climate pressures,with the United Nations reporting that the world