Outline Introduction Main point: a. affect marine animals b. affect health & hearing power c. affect working efficiency Conclusion Reference
Introduction• What is noise pollution ?Noise Nauseas (Latin word) disgust & discomfort• Sound VS NoiseSound: a form of energy that is transmitted by pressurevariations which the human ear can detect.Noise: unwanted sound
Sound waves of equal amplitude with increasing frequency fromtop to bottom
Main point 1 Having effects on animals Damage the nervous system of the animalse.g decrease a cows capacity of milk production 15% 1999-2001 Having a negative impact on thewhole marine animals about food chain oil-drilling
Main point 2 Affecting the general health and hearing power of the human beings Getting certain diseases like blood pressure, mental illness and bad sleep hearing impairment, hypertension, ischemic heart disease, annoyance & sleep disturbance. Having hearing difficulties • damage to hair cells
Main point 3 Decreasing in the efficiency of working Affecting the concentration required fordoing a work People need to devote more time tocomplete their task which lead to tiredness andfatigue because of lack of concentration
Conclusion Noise pollution the risk role in our life How to reduce the noise pollution by yourself? Understand what causes noise pollution avoid the noise pollution by yourself : Do not use car horns unnecessarily. Avoid loud music Wearing earplugs to prevent loss of hearing. Better off, walk or cycle to school
Reference Nicks J; 2012.03; Noise pollution effects Retrieved from http://www.buzzle.com/articles/noise-pollution-effects.html Popper A.N ; 2012 ;The effects of noise on aquatic life Retrieved from http://books2.scholarsportal.info/viewdoc.html?id=/ebooks/ebooks2/spring er/20 12-05-29/2/9781441973115 Phillips S; 2012.7; Five unfashionable environmental issues Retrieved from http://www.abc.net.au/environment/articles/2012/06/05/3518659.htm Turner, J.G ; 2005.2 ;Hearing in Laboratory Animals: Strain Differences and Nonauditory Effects of Noise Retrieved from http://www.ingentaconnect.com/content/aalas/cm/2005/00000055/000000
THANK YOUFor protecting health, please be far away from noise pollution.
A particular slide catching your eye?
Clipping is a handy way to collect important slides you want to go back to later.