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An Essay about Technological Change(1)

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There have been major technological changes over the past 100 years. For example electricity, motorized transport, aircraft, space exploration, medical advances, computer technology. Further dramatic change seems likely in the coming century, esp. in the following 3 areas: information technology; biotechnology; alternative energy sources.

Computer technology has developed rapidly in the past few decades. For example Bill Clinton became US pres. in Jan 1993 - only 50 WebPages on the Internet. However in present there is more than billion webpage on the internet There have been a major area of change in the coming decades: e.g. computerized houses, where your fridge can be programmed to order fresh milk.

Biotechnology is likely to change our lives significantly. Genetically modified crops will be grown in climates that were previously impossible. e.g. wheat in semi-arid areas and tropical fruits in the far north) and will have higher yields than in the past. Livestock will be modified to produce higher yields of milk and meat. Human beings will be modified to eliminate inherited diseases.

A major challenge facing the world at the end of the 20th century = global warming resulting from man-made pollution … It is likely that alternative energy sources will soon be exploited more seriously … Solar, wind and wave energy … Nuclear energy. Perhaps we will abandon high-speed vehicles and accept slower, more energy-efficient ones.

In conclusion, we can expect major changes in the areas of IT, biotechnology and energy use.

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