Family planning experts worry in particular about the future population explosion in Sub-Saharan Africa.
计划生育专家特别担心撒哈拉以南非洲地区未来的人口出现激增。
During the industrial revolution and population explosion of the 19th and 20th centuries, the demand for water rose dramatically.
在19世纪和20世纪的工业革命和人口激增期间，人们对水的需求急剧上升。
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。
Yet 50 years ago Japan faced a demographic crisis of another sort: a population explosion.
在50年前，日本却面临着另一个人口危机：人口激增。
How can we account for the recent population explosion?
我们如何能解释最近人口激增的现象？
Millennium's designers think it represents the best solution for the coming population explosion.
千禧塔的设计师认为这是解决人口膨胀的最佳办法。
With the population explosion in the city and decrease of land resources, using land in stereoscopic form has become a general trend all over the world.
随着城市人口的快速增长和土地资源的日趋稀缺，以立体方式利用土地，已成为世界范围的普遍趋势。
Additional social stresses may also occur because of the population explosion 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（现代交通工具使大量人口流动变得相对容易）所造成的种种问题也会增加社会压力。
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的流动(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。
Population explosion, traffic congestion, environmental pollution, resource shortages, urban poverty and cultural conflicts are becoming urban problems with a global scope.
人口膨胀、交通拥挤、环境污染、资源紧缺、城市贫困、文化冲突，正在成为全球性的问题。
Additional social stresses may also occur because of the population explosion.
人口激增可能会导致其他社会压力出现。
Additional social stresses may also occur because of the population explosion.
人口激增可能会导致其他社会压力出现。
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