India, Aug. 13 -- New rules for disposing of construction debris will take effect in April 2026, but with lack of facilities to process the rubble, can they really be enforced?

Mumbai: Towering cranes, rising skylines - as Mumbai's urban renewal churns out 10,000 tonnes of construction debris every day, builders and the civic authorities are grappling with a daunting question: where will the old city rest? And there's more. As earthmovers and jackhammers make way for a Mumbai of the future, construction and demolition (C&D) waste is projected to double in the near future.

With little oversight until now, developers and contractors have been offloading C&D waste into wetlands, mangroves sites and creeks, along highways and on vacant plot...