Did we keep to our post-COVID promise of cleaner, greener cities?

Car-free cities, greener pockets and more sustainable homes for the underserved - these were some ideas for cities to transform for a climate challenged world. But have these promises come to fruition? Jack Board and Liling Tan do their due diligence on old promises. See omnystudio.com/listener (https://omnystudio.com/listener) for privacy information.