Negative Impacts On Advanced Technologies

             ¡§Negative Impacts On Technologies¡¨.

             Advanced technologies are potential threats to devastate the living environment. .

             Although technologies has helped human beings to adapt an easier way of life, .

             however, in the long term it might not be as beneficial as people realize. Many .

             technologies have led to chronic devastations in the environment this includes .

             automobiles, industrial power plants and medicines.

             The invention of automobiles have brought convenience to people, on the other .

             hand, it also causes air pollution. Driving is probably the most polluting act an .

             average citizens commits. Pathogens in car exhaust like carbon monoxide, nitrogen .

             dioxide, sulphur dioxide, benzene and polycyclic hydrocarbons are toxic to human .

             body organs. These substances have been shown to produce harmful effects on the .

             blood, bonemarrow, spleen and lymphnodes, any of these pollutants can cause anemia, .

             cardiovascular disease, hypertension and the possibilities of developing several types .

             of cancers. Furthermore, combustion car engines contribute to carbon dioxide .

             accumulation in the atmosphere is responsible for climate changes. Carbon dioxide is .

             the main culprit of greenhouse effect. Meteorological reading taken in the stratosphere .

             over the Arctic show that in six of the past 10 winters, ozone has thinned to half its .

             concentration. Ozone protects the Earth from the Sun's ultraviolet radiations and .

             doctors are concerned that if it is eroded more people will suffer from skin cancer. .

             Moreover, the greenhouse effects is also a main reason responsible for global .

             temperature to increase slightly every year. Report indicates that during the past 20 .

             years, average temperature has increased 0.5 degrees and in the following century the .

             temperature will increase 2 to 5 degrees worldwide. Scientists are concerned about .

             that consequently as the temperature increases every year the sea level will increases .

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