This is the web page of Urban Ecosystems.

这是城市生态系统的网页。

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Urban soil is an important component of urban ecosystems.

城市土壤是城市生态系统的重要组成部分。

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The composition of soil arthropod community in Beijing urban ecosystems was similar to that of its woodland ecosystems.

北京市土壤节肢动物群落组成与同地带森林生态系统土壤节肢动物群落组成基本相同。

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In October 2010, an international symposium on urban futures and human and urban well-being elaborated plans for a new three-year initiative to promote sustainable urban development and improve the relationship between cities and the ecosystems of which they are a part.

UNESCO: Urban connections of biosphere reserves

Its urban setting is softened by the subtly appropriate landscaping representing various Texas ecosystems that surrounds it.

WSJ: How Dallas Does Philanthropy: Perot Museum of Nature and Science