Those are examples of population problems.
那些都是人口问题的例子。
The population problems are focused by all the people around the world.
人口问题自然受到全世界人民极大的关注。
The exceeding childbirth must be punished. Only in this way can population problems.
第三段提出了解决人口问题的几种方法。
In the twenty first century. The human are facing the challenge of population problems.
二十一世纪的人类，正面临着全球人口问题的挑战。
The basis for effective solution of population problems is, above all, socioeconomic transformation.
有效地解决人口问题的基础首先是社会经济状况的改变。
By applying certain threshold levels, 40 countries were identified with the most urgent population problems.
通过用某些限界标准衡量，四十个国家存在着最紧急的人口问题。
Population problems are those at the country level, hence must be dealt with by the country's government with a "visible hand".
人口问题属于国家级问题，必须由国家出面，用“看得见的手”去解决。
At this time of increasing global interdependence, all humankind is confronted with new challenges. Such as environmental and population problems.
在这样一个全球日以相互依赖的年代，整个人类面临着诸如环境和人口方面的挑战。
Perhaps the simplest summary of this analysis of man's population problems is this: the Commons, if justifiable at all, is justifiable only under conditions of low-population density.
或许对人们的人口问题最简单的摘要是这样：如果要说道理的话，公地只可以在低人口密度的条件下成立。
You will face problems in the aging of the population that have never been faced before.
你们将面临人口老龄化带来的前所未有的问题。
You will face the problems in the aging of the population that have never been faced before.
你们将面临前所未有的人口老龄化问题。
The problems of excessive energy consumption, climate change and population growth have been described in a book by the American writer Thomas.
美国作家托马斯的一本书中描述了能源消耗过度、气候变化和人口增长的问题。
Vertical farming is an attempt to address the undoubted problems that we face in producing enough food for a growing population.
垂直农业试图解决我们在为不断增长的人口生产足够的粮食时所面临的不容置疑的问题。
Additional social stresses may also occur because of the population explosion or problems arising from mass migration movements—themselves made relatively easy nowadays by modern means of transport.
由于人口的猛增或大量人口流动（现代交通工具使这种流动相对容易）造成的种种问题也会对社会造成新的压力。
About 75% of the world's population will live in cities by 2050, so cities will need to be more modern to deal with the coming problems.
到2050年，全球约75%的人口将居住在城市，因此城市需要更加现代化才能应对未来的问题。
I want to tell you about the past, present and future of the human population. So let's start with a few problems.
我想告诉你们有关人口数量的过去、现在和未来。那么让我们从一些问题入手。
I want to tell you about the past, present and future of the human population, so let's start with a few problems.
我想告诉你们关于人类的过去、现在和未来的事情，所以让我们从一些问题入手。
"Sleep problems endanger health and quality of life for up to 45% of the world's population," according to the World Sleep Society.
世界睡眠协会称：“睡眠问题危及世界上45%的人口的健康和生活质量。”
If their population Numbers, behavior, or physical condition change, it can indicate larger problems.
如果它们的种群数量，行为，身体状态发生变化，会暗示出更多的问题。
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。
I think those problems - behaviour - are more important than the size of the population.
我认为这些问题和行为比人口数量更重要。
Toni Kern, a fisheries expert, said the consistent decline means the population has long-term problems, not cyclical declines and recoveries.
渔业专家托尼·克恩表示，数量持续下降意味着龙虾种群数量是个长期性的问题，而不是周期性的下降和回弹。
Other factors are often far more important and the ultimate impact of climate change on any given population is going to be dependent upon how stressed that population is by these other problems.
通常其它的因素带来的影响更加重要。气候变化带来的最终影响更加取决于其它因素对这个种群的重要性。
As our explains, many water problems have global causes: population growth, climate change, urbanisation and, especially, changing diets.
正如我们所说，许多因水引起的问题会引起全球性的问题，比如人口增长，气候变化，城市化，特别是改变的饮食。
Still, the factors that make fast food so popular still seem to be powerful enough to make the majority of the population ignore the obvious risks of poor nutrition and weight problems.
然而，使快餐如此受欢迎的各种因素仍然好像很强大，使大部分人不顾低营养和体重问题去冒险。
China, a big country with over one billion population, has encountered a host of intertwined problems and difficulties in the course of social transformation.
中国是个拥有十多亿人口的大国，在社会转型时期矛盾和问题非常复杂。
China, a big country with over one billion population, has encountered a host of intertwined problems and difficulties in the course of social transformation.
中国是个拥有十多亿人口的大国，在社会转型时期矛盾和问题非常复杂。
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