There are numerous high buildings, heavy traffic, and dense population in modern cities.

现代都市到处高楼耸立，交通拥挤，人口稠密。

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Yet if traffic figures are divided by population, a somewhat different (and more meaningful) picture emerges: South Korea is and will be the world's most data-hungry country in Cisco's sample.

然而假如流量数字以人口均分，一种有点不同的(而且更有意思的)情况出现了：以思科的样本，韩国现在是并且将成为世界上最数据荒的国家。

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In some cities, like Atlanta, this has meant a quick increase in pollution and traffic congestion as its population has grown.

在象亚特兰大这样的一些城市，随着人口的增加，也同时意味着污染和交通阻塞的日益严重。

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"Right now we can say that in spite of all this traffic and population, there are still dolphins trying to stay in this area, " says Dr. Ayaka Ozturk, a Japanese marine biologist with the Turkish Marine Research Foundation.

NPR: Dolphins Dodge Danger in the Bosphorus Strait

Professor Stephen Glaister, director of the RAC Foundation, said the government was looking for radical solutions to the "chronic problems" of congestion and rising traffic levels due to population growth and under-investment.

BBC: Road pricing: More new roads could be funded by tolls

In July and August, the population density and traffic becomes so thick with vacationing Romans that one can push their car across the capital, Portoferraio, at about the same pace as driving it.

BBC: Following Napoleon��s trail on Elba