Writing Paragraph
Water Pollution
Water is a vital element of environment. It is called life because without it, it is not possible for us to live. The existence of life is quite impossible without water. But water is polluted in many ways. Man pollutes water by throwing waste into it. Farmers use chemical fertilizers and insecticides in their fields. When rain and flood wash away some of these chemicals they get mixed with water in rivers, canals and ponds. Mills and factories also throw their poisonous chemicals and waste products into rivers and canals and thus pollute water. Water vehicles are also responsible for water pollution. They dump oil, food waste and human
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waste into water. Insanitary latrines and unsafe drains on rivers and canals also cause water pollution. Thus, water is polluted by various kinds of waste and filth. The United Nations identified the drinking water problem as one of the challenges for the future. Because of pollution, many rivers have already become dead and many are having pangs of death. Only the river Buriganga is polluted by 45oo tons of solid waste and 20000 tons of tannery waste everyday. Water pollution is harmful because it causes poisoning and water-borne diseases such as cholera and diarrhea. Unless we stop water pollution now, we will face water crisis in near future. Then we will cry ‘water’, ‘water’, but find it nowhere.
লেখক : সহযোগী অধ্যাপক, ইংরেজি বিভাগ
আদমজী ক্যান্টনমেন্ট কলেজ, ঢাকা
কবীর