| 1. | Hispanics account for half of u . s . population growth
拉美裔占了美国人口成长的一半。 |
| 2. | Such robust growth is unique among rich countries
如此强健的人口成长在富裕国家中独树一帜。 |
| 3. | Asians are the fastest growing ethnic group in the united states
亚裔是美国人口成长最快速的族裔 |
| 4. | Sixty percent of the growth is natural . forty percent comes from immigration
美国人口成长的60 %属于自然生育，其余的40 %则来自移民。 |
| 5. | Global human population growth rates have probably risen and fallen numerous times in the past
在过去，全球人口成长率也许起伏过许多次。 |
| 6. | Urban development therefore serves as an important linkage between population growth and economic growth
因此，都市发展成为人口成长与经济成长间的重要联系。 |
| 7. | We have enough data to show that there is a correlation between population growth and economic progress
我们有足够的资料显示，人口成长和经济进步之间有相关性。 |
| 8. | The peak population growth rate ever reached , about 2 . 1 percent a year , occurred between 1965 and 1970
人类的人口成长率在1965 ~ 1970年之间攀上空前的尖峰，大约一年2 . 1 % 。 |
| 9. | Experts say about 55 percent of new population growth { as } resulted from immigration including the children of immigrants
专家说55 %新生人口成长是从外来人的移民而来的包括孩子移民。 |
| 10. | By 2010 , deaths there are expected to start outnumbering births , so from that point immigration will account for more than all its growth
预计到2010年，死亡率将高于出生率，因此，由前述论点推知，较之整体的人口成长，移民将更加说明问题。 |
