The redevelopment of the old Chikhalwadi settlement had remained pending for more than two decades. During this period, as many as 36 developers attempted to undertake the project but were unable to complete it

Armed with community sensors and complaint records, residents in Chembur say Mumbai’s pollution data does not always add up, pointing to sudden AQI spikes, mismatched readings with official CPCB data and even construction site monitors showing impossible values like “AQI -1,” prompting calls for a citywide citizens’ platform to monitor air quality