摘要
1.Aging:A global problem The global population aged 60 and older is likely to grow to historically unprecedented levels.According to the latest estimation,2 billion people will be aged 60 and over by 2050—a number equivalent to 22%of the world’s population.China’s aging population also continues to grow rapidly;the Chinese population aged60 and older reached 14.8%by the end of 2013.This
The global population aged 60 and older is likely to grow to historically unprecedented levels. According to the latest estima- tion, 2 billion people will be aged 60 and over by 2050-a number equivalent to 22%of the world＇s population. China＇s aging popula- tion also continues to grow rapidly; the Chinese population aged 150 and older reached 14.8% by the end of 2013. This percentage is estimated to reach 17.17% by 2020, and may be as high as 30% by 2050. The roots of population aging in China are the same as elsewhere： a low fertility rate, a longer life expectancy,
