The despoilation of his own habitat by man is nothing new — only the magnitude and variety of degradation is different. Early man was highly mobile and few in numbers, and his refuse was scattered along the terrain in his wanderings. Once he settled down with first the Agricultural Revolution, then the Industrial and Urban revolutions, however, the waste products became concentrated in smaller areas. Some of the early civilizations simply rebuilt their cities on the rubbish of earlier regimes. In today’s world, this is no longer a possibility. The disposal of waste material has become a monumental problem, but is the price we pay for our life style.
KeywordsBurning Dust Cadmium Pyrolysis Vanadium
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