Urban foraging — gathering fruit, vegetables, and other useful things from parks, lawns, and sidewalks — isn't a new thing.

城市采摘——从公园、草坪和人行道中采集水果、蔬菜和其他有用的东西——并非新鲜事。

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They also design multifunctional areas for urban renewal projects, college campuses, industrial parks and new towns.

他们还为市区重建项目，大学校园，工业园区和新城镇设计的多功能领域。

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The cities are growing and changing rapidly. Many old quarters and their delicate green streets and small parks gave way to highways, broadened roads and the new urban plots.

城市在迅速生长和变化，许多老街区以及优美的林荫街道和街边小公园不得不给高速公路、道路拓宽和新的城市地块让位。

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But lest people get carried away with visions of smiling picnickers in the new green arcadias of Blairite Britain, the urban parks scheme come with a very nineties twist.

ECONOMIST: City planning