AUTHOR= TITLE=Retraction: Achieving carbon neutrality – the role of heterogeneous environmental regulations on urban green innovation JOURNAL=Frontiers in Ecology and Evolution VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2025.1675577 DOI=10.3389/fevo.2025.1675577 ISSN=2296-701X