The problem of Human population1．
It has been estimated that a thousand years ago there were less than 400 million people on earth. However, in the recent thousand years human population has increased nearly 20 times. Nowadays the world population has reached more than 7000 million. The population.
First, a lot of people can't get employment, which is a universal problem in the world. Second, in developing countries there are not enough shelters for too many people and so some people are not properly housed and even are exposed to the elements. Third, in underdeveloped countries a lot of people suffer from hunger because of food shortage, which in turn causes many other problems, malnutrition, disease, etc. Fourth, there are not enough schools for so many people and so a lot of people are illiterate.
Therefore, to eliminate these problems, human beings should take effective measures to control population.
大概翻译：
人力人数1问题。
据估计，1000年前，还有不到400万地球人。然而，在最近1000年的人口已经增加了将近20倍。如今，世界人口已经达到7000多万美元。人口。
首先，很多人无法就业，这是一个在世界上普遍存在的问题。第二，在发展中国家里，没有足够的庇护所的人太多，所以有些人没有适当的住房，甚至接触到的因素。第三，在欠发达国家，很多人患上因粮食短缺，从而导致许多其他问题，营养不良，疾病，饥饿等第四，有没有这么多人，所以很多人足够的学校是文盲。
因此，要消除这些问题，人类应采取有效措施，控制人口。
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