C40 Cities

Report

Urban climate action impacts framework

This document presents an Urban Climate Action Impacts Framework (UCAIF or ‘the Framework’) that can be applied when exploring the wider impact of city climate action. The report functions as a user guide with common principles, taxonomy and guidelines for approaching the mapping and assessment...
Report

Understanding infrastructure interdependencies in cities

It is critical that we understand best practices and the barriers cities face when it comes to making infrastructure and their connections climate-resilient. The report outlines the progress that cities are already making, and provides practical recommendations on how to overcome these challenges and improve...
Case study

Municipality-led circular economy case studies

Cities across the world are looking into the circular economy concept, as it is being recognized as a key driver for the much wanted green transition, simultaneously enabling greater energy and material efficiency, lower pollution and GHG emissions and job creation. Cities echo that it...
Other text

Global protocol for community-scale greenhouse gas emission inventories

Cities are the global centers of communication, commerce and culture. They are also a significant, and growing, source of energy consumption and greenhouse gas (GHG) emissions. A city’s ability to take effective action on mitigating climate change, and monitor progress, depends on having access to...
Report

Net zero carbon buildings declaration: Planned actions to deliver commitments

Buildings are one of the biggest sources of greenhouse gas (GHG) emissions, accounting for over half of total city emissions on average, and a significant source of air pollution. Currently, half a million people die each year due to outdoor air pollution caused by energy...