WATER POLLUTION AND AIR POLLUT

Length: 7 Pages 1871 Words

ENVIRONMENT POLLUTION WATER POLLUTION AND AIR POLLUTION 1. Introduction 1.1 The problem We are all aware today that pollution is an increasing environmental problem. Today many people regard pollution as a problem that will not go away, but one that could get worse in the future. The existence of pollution in the environment, as a national and a world problem. Pollution is caused by the on purpose or accidental pollution like, wastewater from the oil refineries or cities, tankers accidents also account for the oil pollution. Nowadays, pollution is usual to subdivide it into the artificial divisions of air, land, water, noise pollution. 1.2 Pollution problems trend Nowadays, motor vehicles discharge 900 million tonnes of carbon dioxide a year - about 15 per cent of our total output. More vehicles can make more global warming. If numbers of automobiles keep increasing like a present rate, it will be more than a billion vehicles on the road by 2025. Also by 2025, two-thirds of the world's people will live in cities, so traffic jams and pollution will become a big problem in most people's lives. Worst of all will be the megacities of Asia. Therefore, such as, Calcutta, Beijing and Shanghai will each be home to as many as 20 mi Continue...


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