Environmental pollution essay in bengali pdf - VIKON.
What are the sources of noise pollution? Noise can come from many places. Let us see a few good sources: Household sources: Gadgets like food mixer, grinder, vacuum cleaner, washing machine and dryer, cooler, air conditioners, can be very noisy and injurious to health. Others include loud speakers of sound systems and TVs, ipods and ear phones. Another example may be your neighbor’s dog.
Noise Pollution PPT and Free PDF: Noise pollution can be defined as the excessive noise that disturbs the activities of animals or humans. The major sources of this pollution come from the motor vehicle engines, trains, aircraft, transportation systems, and systems. It can have an adverse effect on the psychological and mental well being of the people. Also See: Pollution PPT and PDF. Noise.
Noise pollution essay 500 words. Noise pollution is caused by the noise when the level of noise gets increased than the normal level in the environment. Excessive amount of noise in the environment is unsafe for the living purpose. Unpleasant sound causes various disturbances in the natural balance. High volume noises are unnatural and create.
Noise Pollution: Practical Solutions to a Serious Problem Noise pollution is a growing concern for most Americans. It is a problem because many city, suburban, and rural areas are affected. Noise creeps into our cars, our homes, and schools and disrupts everything. Noise pollution is a more harmful pollutant than most think. Medical evidence proves that noise can have detrimental physical and.
Download as PDF. Set alert. About this page. Abatement of Noise Pollution. Dilip Kumar, Deepak Kumar, in Sustainable Management of Coal Preparation, 2018. Abstract. Noise pollution is unwanted sound, it needs to be controlled to make the workplace comfortable. This chapter analyses noise mathematically and the effects of multiple sources are examined. Two noises of exactly the same level can.
Noise pollution can be hazardous to human health in the following ways: Hypertension: It is a direct result of noise pollution which is caused due to elevated blood levels for a longer duration. Hearing loss: Constant exposure of human ears to loud noise that are beyond the range of sound that human ears can withstand damages the eardrums resulting in loss of hearing.
Noise pollution has become a significant problem in Bangladesh, especially in all the divisional headquarters where sound levels are far beyond the acceptable sound level for the human ear, according to a recent study by the Department of Environment (DoE). In Dhaka, the average sound level is 80-110dB in prime areas such as Farmgate, Karwan Bazar, Shahbagh, Gabtoli and Mohakhali Bus Terminal.