There has been much public discussion in recent years about the United States running out of farmland because of urban encroachment.

近年来常常有关于城市扩展而使美国农田减少的公众讨论。

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Stopping the geographical spread of cities both protects productive land from further encroachment and keeps such land closer to the urban population.

停止城市的地理扩张，既保护了多产的土地被进一步侵占，同时也保持多产的土地靠近城市人口。

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Problems including urban encroachment had warranted the inscription of the site on the World Heritage List in Danger in 2000, at the request of the Pakistani government.

UNESCO: Better conservation in Pakistan and the Philippines allow Committee to remove two sites from World Heritage List in Danger | United Nations Educational, Scientific and Cultural Organization

The rising human-wildlife conflict, coupled with a fast-growing urban encroachment, means that Kenya is now home to less than 2, 000 lions, a massive drop compared to the 15, 000 that lived there just a decade ago.

CNN: Boy scares off lions with flashy invention