Those are examples of population problems.
那些都是人口问题的例子。
Over the past century, human use of fresh water has increased at more than double the rate of population growth.
在过去的一个世纪里，人类对淡水的使用以超过人口增长率两倍的速度增长。
After several generations of population growth, people packed the landscape in densities so high that communal pueblos may have been a necessary outcome.
经过几代人的人口增长，人们以如此高的密度挤满了这个地区，以至于公共聚居地的出现可能是一个必要的结果。
It would be difficult for developed countries to maintain the size of population.
发达国家很难保持人口规模。
The natural growth rate of population is revving up in rural areas.
在农村中人口自然增长率正不断上升。
Oklahoma is small in terms of population, with about 3.6m people.
俄克拉荷马州人口规模小，只有360万。
East Asia is witnessing the largest rural-to-urban shift of population in history.
东亚正在目睹有史以来规模最大的从乡村到城市的人口大迁移。
The amount of water available per head of population is only a quarter of the global average.
人均水资源仅有全球平均水平的四分之一。
Global patterns of mortality in young people: a systematic analysis of population health data.
《全球青年死亡形态：人口健康数据系统分析》。
They complain of having fewer officers per head of population than other big Canadian cities.
他们抱怨说，就平均来看，自己的警力比加拿大其他大城市都少。
Another group of historians had an alternate explanation for the appearance of population growth.
另一个历史学家小组提出了另一种关于人口增长现象的解释。
The peak of population growth was in the late 1960s, when the total was rising by almost 2% a year.
人口增长速度的顶峰是在20世纪60年代尾，当时总人口一年增长将近2%。
Whenever wetalk of population in India, even today, what comes to our mind is theincreasing numbers.
即使今天，无论我们什么时候谈到印度的人口，脑海里出现的都是正在增长的数字。
As countries become more industrialized, the percentage of population afflicted tends to grow higher.
随着国家的工业化，人口患病率逐步攀升。
"Our planet is approaching a perfect storm of population growth, climate change and peak oil," he said.
“我们的星球正走进人口增长、气候变化和石油峰值的完美风暴，”他说。
Global water use has been growing at more than twice the rate of population growth in the last century.
在上一个世纪，全球用水量的增长速率是人口增长率的两倍以上。
The urgency of the situation makes it necessary to reiterate the monumental problems of population growth.
情况的紧迫性使我们有必要重申人口增长的重大问题。
Well, the high rate of population growth translates into above-average job growth through a couple of channels.
是这样的，较高的人口增长率通过若干个渠道转化成超过平均水平的就业增长。
But China repeatedly emphasised its commitment to Africa even as growth slumped below the rate of population expansion.
但即使是在经济增长率大幅降至人口增长率以下的时候，中国仍一再强调对非洲的承诺。
In most federations the units have formally equal status, regardless of population, so voters in small units fare better.
在多数联邦国家中，成员邦的正式地位平等，无论人口，所以小邦选民更占便宜。
The new Numbers should be treated with caution; they do not yet take account of population growth, which is about 1% a year.
应该谨慎对待这些数字——它们未将每年大约1%的人口增长因素纳入考虑范围。
Tajikistan had an particularly high birth rate and the highest rate of population increase of all the former Soviet republics.
塔吉克斯坦有着特别高的出生率，也是所有前苏联国家中人口增长最快的。
One is to look for evidence of population bottlenecks in other species, especially animals that were not hunted by the Clovis people.
第一种是在其它物种身上找到同样存在种群数瓶颈的证据，尤其是那些没有被克洛维斯人猎杀过的物种。
By the 18th century the distribution of House of Commons seats did not reflect the real distribution of population and wealth across the country.
直到18世纪，众议院议席分配不能反映全国人口与财富真实分布。
The growth of population during the past few centuries is no proof that population will continue to grow straight upward toward infinity and doom.
以往几个世纪人口的增长并不能证明人口会无限地直线向上增长直到毁灭的 地步。
In 1941 Japanese farmers produced enough rice to give each head of population 336 grams of rice a day; by 1945 that had dropped to 234 grams.
在1941年，日本农民已经能够生产足够的大米，保证平均每个人每天336g的大米量，然而到了1945年这一数量降低到了234g。
In 1941 Japanese farmers produced enough rice to give each head of population 336 grams of rice a day; by 1945 that had dropped to 234 grams.
在1941年，日本农民已经能够生产足够的大米，保证平均每个人每天336g的大米量，然而到了1945年这一数量降低到了234g。
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