Cities are responsible for 75% of global greenhouse gas emissions. The transition to a sustainable economy will be won or lost in our cities. Explore how cities across the globe are working to measure their city-wide emissions, a vital first step towards taking ambitious climate action.

Electricity mix statistics for 133 cities, reported by cities in 2015

Annual city-wide emissions for more than 50 global cities. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

Emissions reduction targets for all reporting cities in 2014. Includes baseline emissions, baseline year, percentage reduction target, and other details. Some cities report multiple targets.

In 2016, 189 global cities publicly disclosed their annual city-wide emissions. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

In 2015, 120 cities publicly reported annual city-wide emissions. This map includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

Annual city-wide emissions for more than 149 global cities. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

In 2016, 189 global cities publicly disclosed their annual city-wide emissions. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

Annual city-wide emissions for more than 50 global cities. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.

In 2016, 189 global cities publicly disclosed their annual city-wide emissions. Includes information about how cities measured emissions (primary protocol), as well as why emissions rose/fell since prior reporting period.