Under the buyback mechanism, people can bring plastic bottles from other states and demand a refund, say retailers who operate food stalls at railway stations in Mumbai.
Tar balls were found deposited along a long stretch of Juhu beach on Monday and by late evening, similar deposits were seen at Girgaum Chowpatty as well.
The transport department in Goa's Panaji has decided to hold surprise checks at pollution under control (PUC) centres that issue certificates without even inspecting the vehicle.