| 1. | The controversies surrounding population growth are unlikely to subside soon .
围绕着人口增长问题的争论看来不会很快平息。 |
| 2. | Whenever population is growing faster than income, per capita income must fall .
当人口增长快于收入增长时，人均收入肯定要下降。 |
| 3. | Unrestrained population increase is seen as the major crisis facing mankind today .
无约束的人口增长被看作是今天人类面临的主要危机。 |
| 4. | In the case of population growth this momentum can persist for decades after birthrates drop .
人口增长的这种势头在出生率下降后还可以持续四年。 |
| 5. | If fertility falls more slowly, future population growth will be faster and will continue longer .
假如生育率下降得更慢，那么人口增长将更快，延续时间也更长。 |
| 6. | Actually kennedy had long been concerned about the implications of population growth for economic development .
实际上，肯尼迪长期以来一直关心人口增长对经济发展的复杂关系。 |
| 7. | The circumstances and conditions under which population growth becomes a deterrent to economic development is a critical issue .
使得人口增长成为经济发展的制约因素的环境和条件是个关键问题。 |
| 8. | Immigration, like any other source of population growth, may bring external costs associated with crowding-extra noise, conflict, crime .
象任何别的人口增长来源一样，移民也可能会造成与人口拥挤的种种外部代价--过多的噪声、冲突、犯罪。 |
| 9. | The enormous increase of population will create many problems
巨大的人口增长将 |
| 10. | Rural land system , externality and rural population growth
外部性与农村人口增长 |
