In European nations such as Germany and spain,wind power has already become a major source of energy.In Denmark,it accounts for8% of the market.
In the midst of this revolution in power,continuing advances in computer technology may help us save some human energy as well.Increasingly,workers will be able to do at least a portion of their work on faster,more efficient home computers,avoiding the need to join rush-hour traffic jams on the way to and from the office.