Since the dawn of time, the earth has provided protection and nourishment to its inhabitants; the ozone layer providing protection from the sun's harmful rays, the vast forests providing oxygen and shelter, the rivers and oceans providing life sustaining water. Until the industrial age, man's relationship with his environment had been a beneficial one, in which only what was needed, was taken. However, with the advent of technology and machines, mankind has slowly sunk deeper …showed first 75 words of 524 total…

…showed last 75 words of 524 total…and the popularity of combustion engines have only served to stunt the replacement process. It is hoped that within the next fifty years, the complete replacement of combustion engines will become a reality, thereby halting the depletion of earth's very necessary gift. Although efforts have been made to curb the destruction of the environment, few have been successful. Until these efforts can become reality, mother nature, and all that she protects, hangs in the balance.