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In these years, the urban planning system has been reconsidered in terms of sustainable policies. The sustainability in urban areas involves attempts of urban development including environmental, social and economic improvements, policies and practices in the next generation stage. In most of...
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new form. We propose a new approach to the world migration phenomenon as two complex directed networks (immigration and … (2006-2010), according to World Bank data. We evaluated two main parameters: degree (D) - the number of links of a country … with the rest of the world; and weight (W) - the number of migrants to and from a country. Weight represents the extent of …
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Japan's fish production volume in 2008 was 5.59million tons, it accounted for 4% of world's production and consisted of …
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