Many people use planes these days. Planes are considered to be the main expedient to travel abroad. In addition, using planes is safer than using cars to travel. However, I believe that cars have had more influence on society than planes have. Due to the fact that cars emit great amount of air pollutions that affects the environment. Also, many people have cars, because it is cheaper to use cars instead of using planes.
To start with, cars have had great environmental effect ever since they were invented. Cars use oil as fuel, which emits detrimental substances to the environment, causing global greenhouse effect. This influence being exacerbated, because in these days, people are tend to buy more and more cars. In addition, population rate of people who uses cars are now higher than ever, contributing to the global warming. There is a research to support my opinion. A study was conducted by environment department of Beijing University, showing that the global warming and environmental disasters are caused by excessive amount of carbon dioxide. Furthermore, this carbon dioxide have this carbon dioxide has/these carbon dioxides have been produced by cars, which emits carbon dioxide as a waste, indicating that cars are the main reason for the global warming.
Secondly, it is widely known that cars are main transportation means. Whereas planes are so expensive for people to use lavishly, cars are cheaper than planes, so people relatively don't feel reluctance to purchase cars. As a result, only few people uses private jets and planes, because they can actually earn more money by using planes, since using planes can remunerate the cost of using planes. This is why people prefer using cars to than using planes. To be specific, anthropology department of UCLA conducted a survey to find out which do they prefer between planes and cars. As a result, the survey showed that majority of people preferred using cars than using planes, because they use cars every day. Since cars have become everyday object, . So without cars, they can not cannot manage to do simple tasks, or will have difficult time to do.
In summary, it is difficult to figure out which have had more influence on society. I know that planes are essential part of transportation. Nevertheless, I believe that cars have had more influence on society, because of reasons I stated above.
The essay was very contradictory.
Your thesis statement in intro clearly states that cars have more influences in society than planes. This is an argumentative essay; you should stick to your point in any mean. The primary objective is to persuade people to change beliefs that many of them do not want to change. You should clearly take your stand and write as if you are trying to persuade an opposing audience to adopt new beliefs or behavior. The entire essay should say cars have more influence than planes.
You shouldn’t write “In summary, it is difficult to figure out which have had more influence on society” in conclusion paragraph because this is the opposite of your thesis statement.
Be careful with noun/verb agreement with number.