carbonn® Climate Registry

The global reporting platform for cities, towns and regions tackling climate change
- created to support transparency, accountability and credibility

  • image description

    11% of the world population represented

  • image description

    Number of entities registered to the cCR

  • 84


  • image description

    Climate Targets

  • 5613

    Mitigation and Adaptation actions

  • image description

    Committed GHG emission reductions by 2020

  • image description

    Committed GHG emission reductions by 2050

Our Mission

The cCR aims to advance global climate action by supporting local and regional governments to strengthen action at the subnational level and providing a wealth of information through integrated reporting that can help raise ambition and action at the national level.

  • Experience
    Based on the experience of voluntary local climate action dispersed globally.
  • Vision
    Inspired by the vision of the Local Government Climate Roadmap.
  • Success
    Built on the success of the Copenhagen World Catalogue of Local Climate Commitments.
  • Guidance
    Informed by the guidance of the International Local Government GHG Emissions Analysis Protocol (IEAP).

About the carbonn® Climate Registry

The carbonn® Climate Registry is the leading global reporting platform for cities, towns and regions tackling climate change. It helps local and other subnational governments to track and report on their targets, actions and performance. This platform allows for exchange, learning and benchmarking among its 950+ registered entities while providing data that feeds into global climate negotiations through ICLEI as focal point for the Local Governments and Municipal Authorities constituency.

Map of Reporting Local and Regional Governments

  • Local governments (cities, towns)
  • Subnational governments (states, regions)

Boosting subnational climate action
through new climate governance

carbonn® Climate Registry 2016-2017 report

"The cCR is an effective system for integrated climate reporting that can help advance global climate action. With over 1000 reporting cities, towns and regions, it contains a wealth of information that can assist national governments in tracking subnational climate action and incorporating these efforts into national planning."
Gino Van Begin

Secretary General of ICLEI - Local Governments for Sustainability

The cCR in numbers

Measuring, Reporting and Verification (MRV) of Local Climate Action can contribute to the Nationally Determined Contributions (NDCs).

  • 947

    Total number of entities registered to the cCR

    View list
  • 330

    Reporting entities participated to Earth Hour City Challenge

    View list
  • 278

    Cities and towns which have indicated the intention to comply with the Compact of Mayors

    View list
  • 7224

    Reported climate actions (5780 mitigation actions 2041 adaptation actions)

    View list

In partnership with:

UCLG united citeis and local Government
R20 Regions of climate action
City of Copenhagen
The State Government of North Rhine-Westphalia
Club de Madrid
Fundacion Pensar
The Climate Group
The Global 100% Renewable Energy Campaign

The cCR is the reporting platform of:

The Global 100% Renewable Energy Campaign
Building Efficiency Accelerator
Climate and Clean Air Coalition
Compact of mayor
Compact of State and Regions
Durban Adaptation Charter
District Energy in Cities
EcoMobility Alliance
Earth Hour City Challenge
Japan carbonn Climate Registry
One Planet City Challenge
The Transformative Actions Program (TAP)
Urban-LEDS Project

Financial support by:

European Union, the state of NRW
Urban LEDS
Sign up for our regular Low Carbon City News and get key updates on current developments in local climate action.