Noise pollution is coming a serious public enviromental challange in many nations, including Vietnam. It's a huge issue to everyone and especially for people who live in a big and crowded city in my country such as Hanoi, Ho Chi Minh City. This essay will look at some primary causes and effects of this problem.
There are a number of reasons for the polution through noise. The first is sounds from vehicles. Large population necessitates the usage of transportation. The extremely high frequency of travel has caused unpleasant noise for humans, especially in rush hour. The second is industrialization. Because Vienam is in the process of modernization, it is vital to employ garment factories and the industrial area. Most of the industies use big mahchine which capable of producing a large amount of noise.
Noise pollution causes various problems, including serious problems for human health. Firstly, it causes psychological disorsders. Regular exposure to noise causes the brain to work continuously and it make people to feel more anxiety, stress, etc. Secondly, it also causes hearing problem. People might cannot hear anything forever if they had to listen to the damading noise a long time.
In conclusion, there are many factors leading to the noise pollution in big cities in Vietnam and it causes a lot of problems to human. 
 Noise
 pollution is coming a serious public  
enviromental
  challange
 in  
many
 nations, including Vietnam. It's a huge issue to everyone and  
especially
 for  
people
 who  
live
 in a  
big
 and crowded city in my country such as Hanoi, Ho Chi Minh City. This essay will look at  
some
 primary  
causes
 and effects of this problem.
There are a number of reasons for the  
polution
 through  
noise
. The  
first
 is sounds from vehicles. Large population necessitates the usage of transportation. The  
extremely
 high frequency of travel has caused unpleasant  
noise
 for humans,  
especially
 in rush hour. The second is industrialization.  
Because
  Vienam
 is in the process of modernization, it is vital to employ garment factories and the industrial area. Most of the  
industies
  use
  big
  mahchine
 which capable of producing a large amount of noise.
Noise pollution  
causes
 various  
problems
, including serious  
problems
 for human health.  
Firstly
, it  
causes
 psychological  
disorsders
. Regular exposure to  
noise
  causes
 the brain to work  
continuously
 and it  
make
  people
 to feel more anxiety,  
stress
, etc.  
Secondly
, it  
also
  causes
 hearing  
problem
.  
People
 might cannot hear anything forever if they had to listen to the  
damading
  noise
 a long time. 
In conclusion
, there are  
many
 factors leading to the  
noise
 pollution in  
big
 cities in Vietnam and it  
causes
  a lot of
  problems
 to human.