[custom_adv]
In Tehran, the noise pollution index is measured by the 43 stations set up in the city, based on a unit known as decibel (dB). If the sound pollution exceeds 70 dB, the situation is said to be critical.
Check Also
Altitude Restaurant atop the Villemarie Police Tower
Perched high above the glittering skyline, Altitude Restaurant transforms the summit of the iconic Villemarie …