Enviromental Protection

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* Environmental protection
* Environmental protection is one of the main problems of today. Industrial civilisation is characterised by numerous factories and power stations, automobiles and aeroplanes. Technological progress improves people's lives, but at the same time it causes numerous problems that were unimaginable in the past centuries. Through their daily activities people pollute and contaminate land, water and air. Today pollution has become a universal problem. Both the atmosphere of the Earth and the depths of the oceans are poisoned with toxic wastes created by the humans. Millions of species - animals, birds, fish have already disappeared from our planet; thousands of others will be gone tomorrow. Natural resources are exhausted; the ecology of the planet is disbalanced. The survival of our civilisation depends on the ability of mankind to find a way out. The task of protecting the nature is of primary importance now. * Big cities face the environmental catastrophe. Concentration of millions of people on a tiny area causes numerous problems. Some of them can be solved only at the expense of creating new ones. For example, air pollution is caused by the ever-increasing number of automobiles that help to cope with the transportation problem. * The need for energy generates pollution on a large scale. Energy that derives from fossil fuels contaminates the atmosphere. Nuclear power plants threaten air, water and land. The necessity to employ all the inhabitants of the city leads to the creation of new factories that produce not only consumer goods, but wastes and smog as well. Constant carbon dioxide emissions is a characteristic feature of big cities. Pollution of water by both industrial and domestic users creates the problem of water deficit. One form of pollution that is characteristic of large urban cities is noise that has...
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