carbonn Climate Registry

The carbonn® Climate Registry (cCR) is the world´s leading reporting platform to enhance transparency, accountability and credibility of climate action of local and subnational governments. It is designated as the central repository of the Compact of Mayors launched at the Climate Summit 2014.

The carbonn® Climate Registry 5 Year Overview Report (2010 - 2015) is now available     Download here



The carbonn® Climate Registry is designed as the global response of local and subnational governments towards Measurable, Reportable and Verifiable (MRV) climate action. Through numerous partnerships on political commitments, capacity building and regarding schemes, the cCR has become the world's leading reporting platform to enhance global transparency and accountability of local and subnational governments' climate action.

→ Click here to report and here for more information on reporting in Bahasa Indonesia, French, English, Spanish and Portuguese. 

→ To commit to the Compact of Mayors, click here


20. May 2016

Join Compact of Mayors e-learning webinar series (May 20-June 16)

Starting on May 20th, the Compact of Mayors will host a series of webinars—both regional and language-specific—on the newly launched e-learning tool. This e-learning course will show cities how to work through the various phases...[more]

17. May 2016

Compact of Mayors: Indonesian cities are front-runners

Six more Indonesian mayors signified their commitment to the global Compact of Mayors at an event titled, ‘Accelerating Commitment on the Compact of Mayors: Sub-National Leaders Meeting’ held at the Hotel Royal Kuningan in...[more]

13. May 2016

IRENA and ICLEI to cooperate on advancing renewable energy within cities and regions

The International Renewable Energy Agency (IRENA) and ICLEI – Local Governments for Sustainability (ICLEI) are pleased to announce the signing of a Memorandum of Understanding (MoU), outlining a combined effort to support the...[more]

11. May 2016

Oakland, USA fully compliant with the Compact of Mayors

The City of Oakland has met all of the requirements for compliance in the Compact of Mayors. The city has demonstrated its commitment in the fight against climate change by setting a target for carbon pollution reduction,...[more]

     >>> Go to News Archive >>>



Call for Proposals for Sub-Saharan Cities: explore support from Covenant of Mayors

The Covenant of Mayors is expanding beyond the wider European region, into Africa - aiming to...

cCR 5 Year Report Launch and session at Cities and Regions Pavilion

4 December 2015 (13:30-15:30)

Cities & Regions Pavilion- TAP 2015

30 November - 11 December 2015

User login

Enter your username and password here in order to log in on the website:

Don't have an account?