The term "sustained development" was used first time in 1983, when United Nations made a special report titled "Our future".
             The idea of this development is rather simple and clear – is has to support a better quality of everyone's life, today and for generations to come. The definition is following: sustained development is "development which meets the needs of the present without compromising the ability of future generations to meet their own needs". It sounds very nice, but it is not so easy to achieve – four objectives have to be met at one time:
             a.) social progress which recognizes the needs of everyone – it means that all people should gain the benefits of increasing prosperity, and environment which should be safe, clean, without pollution.
             b.) effective protection of the environment – people should do everything what is possible to eliminate the pollution, climate change, in order to protect human health, wildlife, landscapes, historic buildings.
             c.) prudent use of natural resources – people make to be sure, that they use non-renewable resources (like oil, gas) in efficient way and also that alternative sources of energy are developed to replace them when it will be indispensable.
             d.) maintance of high and stable levels of economic growth and unemployment – everyone would be able to share in high standards of living, greater job opportunities. It means, that world needs high quality goods and services that consumer are able to pay for. To obtain this plan it is necessary to have workforce that is good educated and skilled. It also means, that world needs investors and infrastructure to support them.,
             Sustained development is essential in today's world. The need for development is as great as ever, and it will pay back in the future. Nowadays there are many people whose income is less than 1 $Us a day, uncoun
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