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。

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Chaotic urbanization: population explosion, the deterioration of rural land and poverty make millions of peasants of the Third World to leave rural areas, gathered in big cities.

混乱的城市化人口的爆炸和农村土地的恶化，贫穷促使第三世界数以百万计的农民离开农村，聚集于大城市里。

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Overall, Grob said, Qualcomm expects that the cellular networks will be able to handle the explosion of mobile data implied by a fast-growing population of users around the world, each downloading more and more data.

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