The Problem of Human Population
关于人口的英语作文

        It has been estimated that a thousand years ago there were less than 400 million people on earth. Today, however, the world＇s population has amounted to 5,000 million. What is worse, it keeps growing at a surprising speed. If this trend continues, the world＇s population will shoot up to 7,000 million by the year 2000. This is what we call population explosion. 　　The rapid developm    （共 1021 字）     [阅读本文] >>