100: Distance (in meters) from “schools, hospitals, courts and places of worship” within which loudspeakers are banned in Mumbai
16: Number of decibels reduced by the installation of a two-mile long fence along a highway
$12: Fee for drivers making too much noise on “No-Honking” day (1,000 rupees)
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¹Footnotes
[bloomberg.com](https://www.bloomberg.com/news/articles/2023-01-03/mumbai-s-plan-to-curb-noise-pollution-no-honking-days-sound-barriers)