Emission peak of Chinese cities (IMAGE) Science China Press Caption 38 cities have proactively peaked their emissions for at least five years and 21 cities have reduced emissions passively. Another 20 cities are at a plateau phase of emissions. The remaining 139 cities are still increasing their emissions. Credit ©Science China Press Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.