题目

英语论文 求英语达人帮忙修改语法错误 句子结构问题
Both Paul R.and Anne H.Ehrlich (1997) stated that population growth must take responsibility for about 45% of human being’s environment perils.And two major challenges presented by overpopulation cause environmental perils:First is the air population.According to Frumkrin’s (2002,volume 117) report,one of the main features of overpopulation is driving.Motor vehicles are the leading source of air pollution,which account for approximately 30% of emissions of oxides of nitrogen,and 30% of hydrocarbon emissions all over the whole world.
Second is the resource consumption.The World Population Balance’s website (2010) describes that the total population (over 6.8 billion) are consuming about more 25% resources than the earth is producing,during any given time period,most of the resources are non-renewable resources.And several nations have developed the prosperity at the expense of depleting natural resources especially in developed nations.Because most of t

提问时间：2021-03-19

答案

Both Paul R.and Anne H.Ehrlich (1997) stated that population growth take responsibility for about 45% of human being’s environment perils.There are two major environmantal challenges resulting from o...