The development of science and technology has both advantages and disadvantages. We can't think that the whole science and technology is not developing well just because of environmental pollution. Without the development of science and technology, what about those germs? What about the bacteria that cause the rapid death of animals and plants? Without the development of science and technology, the natural environment will become worse than it is now! It is precisely because of the development of science and technology that the harm of those germs to animals and plants is effectively prevented. Is this also wrong? You can't ruin the whole spring just because a flower withers. You can't give up your life just because of a fallen leaf. Environmental pollution is just a small black spot in the sun. Do you hate the sun because of this? This is unreasonable!
Thinking from the perspective of "benefiting the big", students on the positive side may put forward some reasons: (1) The invention of these means of transportation, such as automobiles, has made people travel more convenient, saving time and effort. (2) The invention of telephone and mobile phone makes people's communication more convenient. (3) Computers and faxes have liberated people from heavy work, and the emergence of the Internet has broadened people's horizons. ...
The opposing students may put forward some reasons from the aspect of "great harm": (1) The emission of automobile exhaust has caused environmental pollution and seriously affected people's health. (2) The appearance of entertainment facilities such as TV makes the communication between people less and less, and the human feelings are weak. (3) The emergence of the Internet has given some people the opportunity to disrupt people's production and life ...)