why the problem of pollution befalls human beings

why the problem of pollution befalls human beings THE HUMAN USE OF HUMAN BEINGS怎么样 Pollution problem和the problem of the pollution 区别 解释Make possible the immortality of human beings是什么意思 the biological process in which human beings' sense of self- _As 还是 Just as___air pollution affects human beings 英语翻译Human progress often has been the result of human beings （）pollution is a serious problem to the human race.A.how to natural goodness of human beings什么意思 Could robots take place of human beings? human beings are human beings How to solve the problem of pollution in nowadays