Those are examples of population problems.
那些都是人口问题的例子。
For the way the proponents of population control have gone about pushing their programs raises serious doubts.
因为人口控制的支持者推行计划的方式引起了严重的质疑。
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。
"We're beginning to see a change in how people view retirement," says George Leeson, co-director of the Institute of Population Ageing at Oxford.
“我们开始看到人们对退休的看法发生了变化。”牛津大学人口老龄化研究所联合主任乔治·利森表示。
But this was largely a reflection of population size.
但这更多是一个人口数量的反应。
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 data resembles a heat map of population density in a given city at any point in time.
这些数据组成了一份给定任意时间给定城市人口密度的热度图。
Seats in the House of Representatives are allocated to states on the basis of population.
众议院的席位是在人口的基础上被分配。
Peng Xizhe is the Director of the Institute of Population Research at Fudan University.
彭希哲是复旦大学人口研究所所长。
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》。
Vehicles have run dry and, six days in, a huge part of population is starting to go hungry.
运输工具缺少燃油、六天以后，当地的一大部分人口将面临忍饥挨饿的状况。
African countries have the fewest doctors per head of population, with Malawi the worst off.
从人均拥有医生数量这一数据来看，非洲国家情况情况比较糟糕，其中马拉韦最差。
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。
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。
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。
Once again when initial productivity gains had been absorbed, the rate of population growth abated.
一旦最初的生产力增长被吸收殆尽，人口的增长再次衰落。
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。
This will not by itself dissolve Malthusian worries about the pressure of population on the world's resources.
单单这个是不能消除人口压力对资源的马尔萨斯担忧的。
This will not by itself dissolve Malthusian worries about the pressure of population on the world's resources.
单单这个是不能消除人口压力对资源的马尔萨斯担忧的。
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