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。
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。
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。
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。
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。
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。
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。
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。
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