The environmental approach hypothesizes that states appear in certain environmental settings, settings which have a severe population problem or a shortage of agricultural land.
环境法假设国家是在特定的环境中出现的，这些环境存在严重的人口问题或农业用地短缺。
The population problem cannot be solved in a technical way, any more than can the problem of winning the game of tick-tack-toe.
人口问题就像赢得比赛一样，不能通过技术手段来解决。
The population problem may be the greatest one of theworld today .
人口问题可能是当今世界最严重的问题。
At the turn of the century, the population problem perplexes Russia.
世纪之交，人口问题困扰着俄罗斯。
Population Problem is one of the important aspects in land bearing capacity studies.
人口问题是土地承载力研究的重要内容之一。
If very large numbers of people would be exposed to a small risk, then you've got a population problem.
如果非常多的人暴露于这种小的风险中，那么面临的将是一个人群问题。
Lions and tigers and wolves will also come along, as without predators your wild herds would soon create a population problem.
狮子老虎和狼也会跟着来，因为没有了捕猎者你们的野外牧群很快会有数量问题。
In the circumstances, it's not convincing to argue about a city's population problem without keeping the national picture in mind.
在这种情况下，这是不能令人信服的争论一个城市的人口问题不符合国家图片铭记。
Nevertheless, most countries in Southern Africa, such as Botswana and South Africa, say they now have an elephant population problem.
尽管如此，很多南部非洲的国家，比如博茨瓦纳和南非都说，它们面临大象数目过多的问题。
The population problem and the problems of resources, environment, and grain will be the the chief problems man is to confront in the 21 century.
人口问题与资源、环境、粮食等问题将是21世纪人类社会面临的主要问题。
This article wants to attain the concern of actuality with the period and provides lessons to resolve the increasingly rigorous population problem in contemporary society.
本文旨在通过对明清时期大同地区人口与环境问题的初步研究，达到关怀现实、为解决当代社会日益严峻的人口问题提供借鉴的作用。
The floating population problem has become one of the most important issues of social concerns while Changsha is playing a more and more important role in the national economy.
流动人口问题成为社会最关注的问题之一，而长沙市在全国的经济地位也越来越重要。
It is fair to say that most people who anguish over the population problem are trying to find a way to avoid the evils of overpopulation without relinquishing any of the privileges they now enjoy.
持平的说，大多数人为人口问题苦恼，要找出方法避免人口过多的邪恶，但不放弃他们正在享受的特权。
The problem is growing as the population of the state continues to expand.
随着该州人口的持续增长，这个问题也越来越严重。
It was argued that once hunter-gatherers had occupied the whole world, the population started to grow everywhere and food became scarce; agriculture would have been a solution to this problem.
有人认为，一旦狩猎采集者占领了整个世界，世界各地的人口就会开始增长，食物将变得稀缺；农业本来是解决这一问题的方法。
Overconsumption by the world's fortunate is an environmental problem unmatched in severity by anything but perhaps population growth.
这个世界的幸运儿所进行的过度消费成了一个环境问题，其严重程度也许只有人口增长问题能与之相提并论。
Our garbage problem is not new, but as the world's population continues to grow, it will become a bigger and bigger problem.
我们的垃圾问题不是新问题，但随着世界人口的持续增长，它将成为一个越来越大的问题。
The real extinction problem, he says, is human population pressure: habitat destruction, pesticide abuse, overharvesting, and species invasion.
他说，真正的灭绝问题是人类的人口压力：居住地的破坏、滥用杀虫剂、过度捕杀、物种入侵等。
Expanding population and influx of migrant workers are closely related to the problem.
人口激增与外来民工大量涌入与交通问题息息相关。
Anytime you pose a challenge, not only do you get a diverse population of problem solvers, but you get them to learn from each another.
无论何时只要你提出一个挑战，你不仅能得到解决问题的不同人选，而且他们还得以相互学习。
Together, the changes are solving what once seemed the most difficult problem facing the future of humanity: growing population.
这种改变也解决了之前看起来相当严重的人类难题：不断膨胀的人口。
And, finally, they say the growing population of cities is adding to the world's hunger problem.
最后，他们指出不断增长的城市人口加剧了世界饥饿问题。
If global population growth slows down, it is not going to solve the climate problem, but it can make a contribution.
如果全球人口增速放缓的话，虽然不能彻底，但也将有助于解决气候问题。
The most menacing problem, Ethiopia’s rapidly growing population, is almost never discussed.
但最具威胁性的是，即埃塞俄比亚迅速膨胀的人口问题，几乎从未涉及到。
The most menacing problem, Ethiopia's rapidly growing population, is almost never discussed.
但最具威胁性的是，即埃塞俄比亚迅速膨胀的人口问题，几乎从未涉及到。
The bank drew up a fresh index to get around the knotty problem of defining "urban"; this new measure puts the world's city-dwelling population at about 47% in 2000.
世行新创了一种计算方法，绕过了棘手的“城市”定义问题，得出2000年世界城市居民人口约占(世界总人口的)47%。
The bank drew up a fresh index to get around the knotty problem of defining "urban"; this new measure puts the world's city-dwelling population at about 47% in 2000.
世行新创了一种计算方法，绕过了棘手的“城市”定义问题，得出2000年世界城市居民人口约占(世界总人口的)47%。
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