To meet this need, there are now about 30 eco-cities in various stages of development throughout the country, Mr. Brubaker said.

为满足需要，全国目前有30个处于不同开发阶段的生态城，布鲁·巴克说道。

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Drought, low production and population expansion are important causes of the eco environment worsening and slow economic development in the dryland of Southern Ningxia.

干旱、低产、人口膨胀，是造成宁南山区生态环境恶化和经济发展缓慢的重要原因。

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The U.N.Conference on Trade and Development says eco-fashion brings in between $150 million and $200 million a year.

VOA: standard.2010.01.31

Low2No plans to be a mixed-use eco-development in Helsinki, Finland about the size of a large city block.

FORBES: The Rise (and Demise) of Earth's Eco-Cities

It can be considered as a model for promoting integrated eco-tourism development in similar islands and may serve as the basis for a larger marine and terrestrial buffer zone.

UNESCO: EDUCATION

Every Tuesday at 1300 UTC, Global Geoparks worldwide and their local partners are encouraged to share the best examples of their work promoting geological heritage and supporting sustainable economic development through eco-tourism.

UNESCO: UK launches #GeoparkHour