3.环保问题
Though it may be hard for some people to willingly accept, no one,regardless of race, religion or nationality, can deny that the world we live in is becoming increasingly intolerable because of the effects of global warming. Even worse, the attention we paid to it is so inadequate that, according to my experts, even greater impacts are still on the way.
There are numerous causes for this problem, and I would like to explore a few of the most important ones here. On the one hand, the theory and evidence that I have seen all seems to strongly suggest that human-related emissions of carbon into the atmosphere is causing, and will in the future cause, significant global warming. On the other hand, the lack of knowledge about the importance of protecting environment hinders the solving of the problem.
This global warming is on such a scale that it will influence both poor and rich countries. It could even make large sections of the earth uninhabitable. It is urgent that immediate and effetive actions should be taken right away. First, more trees need to be planted to help improve and beautify the environment. Besides, stricter laws concerning global warming and irresponsible use of fuel resources have to be put into effect and achieved good results. As an individual, there are lots way to reduce the global warming: to ride a bike instead of a car,to use environmental plastic bags and so on. In a word, there is a long way to go before we can