Essay on Nuclear Pollution and its Impact on Environment!
Definition, Sources and Effects of Noise Pollution! It is also a very effective alarm system. Noise can be defined as an unpleasant and unwanted sound. Exposure to loud noise is indeed annoying and harmful too.
Its effects are more directly on the receiver i. Noise pollution is the result of modern industrialized urban life and congestion due to over population.
Even though noise pollution is not fatal to human life, yet its importance cannot be overlooked because repeated exposure to noise reduces the sleeping hours and productivity or efficiency of a human being. It affects the peace of mind and invades the privacy of a human being.
Sources of Noise Pollution: Textile mills, printing presses, engineering establishments and metal works etc. In industrial cities like Kolkata, Ludhiana, Kanpur etc.
Automobile revolution in urban centers has proved to be a big source of noise pollution. Increasing traffic has given rise to traffic jams in congested areas where the repeated hooting of horns by impatient drivers pierce the ears of all road users.
Airport situated in the vicinity of population centres and the air planes pass over residential areas. Heavy trucks, buses trains, jet-planes, motor-cycles, scooters, mopeds, jeeps—the list of vehicles is endless but the outcome is same — noise pollution.
The household is an industry in itself and is a source of many indoor noises such as the banging of doors, noise of playing children, crying of infants, moving of furniture, loud conversation of the inhabitants etc. Besides these are the entertainment equipment in the house, namely the radio, record-players and television sets.
Domestic gadgets like the mixer-grinders, pressure cookers, desert coolers, air- conditioners, exhaust fans, vacuum cleaners, sewing and washing machines are all indoor sources of noise pollution. In India people need only the slightest of an excuse for using loud speakers. Tractors, thrashers, harvesters, tube wells, powered tillers etc.
Noise level 90 dB to 98 dB due to running of farm machines have been recorded in the state of Punjab. A lot of noise pollution is added to the atmosphere by artillery, tanks, launching of rockets, explosions, exercising of military airplanes and shooting practices.
Screams of jet engines and sonic booms have a deafening impact on the ears and in extreme cases have been known to shatter the window panes and old dilapidated buildings.
The automobile repair shops, construction-works, blasting, bulldozing, stone crushing etc. Noise is generally harmful and a serious health hazard. The physical manifestation of noise pollution is the effect on hearing ability. Repeated exposure to noise may result in temporary or permanent shifting of the hearing threshold of a person depending upon the level and duration of exposure.
The immediate and acute effect of noise pollution is impairment of hearing i. Human ears have sensory cells for hearing.
So, noise is annoying and the annoyance depends on many factors not merely the intensity of the sound but also repetition, because even a sound of small intensity e.
Some of the well- known effects of noise on human beings and the relation of noise pollution level and its harmful effects are shown in Table 5. Noise Pollution Level and its Harmful Effects:One of the worst nuclear accidents to date was the Chernobyl disaster which occurred in in ph-vs.com accident killed 31 people directly and damaged approximately $7 billion of property.
A study published in estimates that there will eventually be up to 4, additional cancer deaths related to the accident among those exposed to . Nuclear Pollution: Essay on Nuclear Pollution and its Impact on Environment!
Any undesirable effect caused to the environment due to radioactive substances or radiations is called nuclear pollution. Major source is the Nuclear power plants. If traces of the radioactive substances are present in the. Pollution is the introduction of contaminants into the natural environment that cause adverse change.
Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be either foreign substances/energies or . Nuclear pollution or radiation is the process of transferring electro-magnetic waves from one place to another.
The energy of wavelength is directly proportional to the frequency and inversely proportional to its radiation. Article shared by. Radiation Pollution: Types, Sources, Effects, Control of Radiation Pollution!
Radiation is the process by which radiant energy is transferred from one place to another in the form of electro-magnetic waves. Radioactive Waste and Pollution. Every exposure to radiation increases the risk of damage to tissues, cells, DNA and other vital molecules.
Each exposure potentially can cause programmed cell death, genetic mutations, cancers, leukemia, birth defects, and reproductive, immune and endocrine system disorders.