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地球人口不断膨胀难以遏止,与能源危机和环境污染并列为当今世界的三大问题,引起人们深深的忧虑。然而,与世界人口总发展趋势相反,一些西方发达国家如联邦德国的人口却在不断减少,预计这种减少还会持续甚至还会加速。这种现象被称为是一种“发达症”。 联邦德国人口减少是在70年代中期开始的。1973年11月人口总数(包括外籍居民)达6212.6万,是这
With the continuous expansion of the Earth’s population, it is difficult to stop it. With the energy crisis and environmental pollution being the three major issues in the world today, people are deeply worried. However, contrary to the general trend of world population development, the population of some western developed countries such as the Federal Republic of Germany is declining continuously. It is also expected that this reduction will continue or even accelerate. This phenomenon is known as a “developed disease.” The population decline in the Federal Republic of Germany began in the mid-1970s. This is the total population (including foreign residents) in November 1973 reaching 62,126,000