(range 154-344 micrograms/dl baby-taxi drivers 287 micrograms/dl, traffic police 272 micrograms/dl (range 152-32 micrograms/dl tempo assistants 255 micrograms/dl, and petrol pump operators 249 micrograms/dl (range 207-342 micrograms/dl). Recently, 200 organic compounds are detected by analysing four air samples collected from the Shewrapara area of the city. Often the amount of the released substance is relatively high in a certain locality, so the harmful effects are more noticeable. Lead poisoning has been detected recently in children at the Shishu Bikash Kendro (Child Development Centre) of Dhaka Shishu Hospital. A biological, chemical, and physical alteration of the air occurs when smoke, dust, and any harmful gases enter into the atmosphere and make it difficult for all living beings to survive as the air becomes contaminated. The disc contains carpel which ultimately develops into fruits.
Harvard essay by environmental speech. Environmental pollution is one of the most common essay topics. Es say on pollution can be quite a challenging academic assignment for some.
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It is very important to understand noise pollution in order to lower its impact on the environment. A new source of air pollution is an increasing 'hole' in the ozone layer in the atmosphere above Antarctica, coupled with growing evidence of global ozone depletion. We should find some effective solutions in order to restore our ecological balance. The masses should be educated on the danger of different types of pollution. However, these ordinances do not include air pollution problems.
It has received this recognition because of its Indian origin, its long association with our culture and also due to its usefulness. In view of the serious automobile pollution faced in the metropolis, an initiative was taken with World Bank support to introduce big buses in the city and discourage the ply' ing of small automobiles, including baby-taxis. This type of contamination influence health of humans, affects the growth of plants, decreases soil fertility, and changes the soil structure. Recently as in other parts of the world air pollution has received priority among environmental issues in Asia. Certain industries in Bangladesh, such as tanneries at Hazaribag in Dhaka City, emit hydrogen sulphide, ammonia, chlorine, and some other odorous chemicals that are poisonous and cause irritation and public complaints. It is also essential to understand the concept of reduce, Reuse and Recycle.
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