Traffic noise Polluting Dhaka MD. Ahmed E. imran The capital city of Dhaka houses a large population of over 12 million. Around 500,000 motor vehicles run its roads. This huge amount of traffic is causing noise pollution in the, which poses to be serious problem for residents. One of the main sources of noise pollution is hydraulic horns used in the motor vehicles. With the rising of the Dhaka its number of cars is increasing rapidly on the capital’s streets. According to a journal, almost 150-180 cars are getting registered every day under BRTA. People are not using standard silencer pipes in their cars; they are using powerful hydraulic horns which are prohibited, According to the motor vehicle ordinance 1983. Due to the lack of awareness among the general people, several rules regarding the decibel of noise are not properly followed on the roads- Drivers in Dhaka get impatient very quickly and honking their horns slightest hint of getting held up, which in term causes the traffic noise pollution. Noise pollution is hazardous to health. Millions of people in Dhaka city are now exposed to traffic noise pollution which might cause ailments ranging from deafness to hard attacks. Noise pollution causes hearing problems, high blood pressure, bad headache, sleeping problems any many more maladies. WHO opines that any sound over 60 Db can make a person deaf? According to our environment conservation rules in 1997. The noise level of a residential should be below 40dB during at night and below 50 dB during the day. However, the noise level in most of the areas in Dhaka is above the legally acceptable. In some residential areas, the noise levels are above 75dB. It is unfortunate that this serious health hazard is growing at an alarming rate with no respite in sight. People have started to complain about the phenomenon. Many are suffering from hearing problems headaches, hypertension, stress, slipping problems, bad temper. The symptoms are the same for all.