carbonn Climate Registry

The carbonn® Climate Registry 2015-2016 Digest is now available   Download here

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 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


16. March 2017

Join our webinars to learn more about the newly launched WWF One Planet City Challenge

Save the date for the first official webinars for cities interested in joining the One Planet City Challenge 2017-2018 (OPCC). These webinars are directed at cities that want to participate and will be jointly-conducted by...[more]

15. March 2017

WWF’s One Planet City Challenge will recognize cities scaling new heights on climate action

WWF is inviting cities around the globe to join the One Planet City Challenge and show the world how sustainable cities can be a hub for creativity, ambition and innovation in climate action. Cities generate 70 per...[more]

15. March 2017

You’re invited to Renewable Cities’ Global Learning Forum 2017 in Vancouver, Canada

Participate in Renewable Cities’ Global Learning Forum 2017 from May 17-19 in Vancouver, Canada 400 leaders from local governments, the private sector, NGOs, academia, and utilities will gather to discuss the transition to 100%...[more]

14. March 2017

ABRACADABRA workshop shows how renovation strategies can boost energy performance in buildings

The ABRACADABRA project aims to build confidence and demonstrate the attractiveness of a new renovation strategy that boosts the energy performance of buildings. The new strategy is based on volumetric Add-Ons and Renewables...[more]

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