Music & Arts
Noise as Material: Hanoi's Soundscapes Revisited
In a study conducted in Hanoi in 2018 by the Institute of Occupational Health and Environment, the average noise on 12 main roads and junctions ranged from a deafening 77.8–78.1 decibels (dBA) in the daytime and 65.3–75.7 at night, which is up to ten times the healthy recommended levels.