Category Archives: Cities

City States Preceded Nation States

Posted on August 18, 2019 by

City-state, a political system consisting of an independent city having sovereignty over contiguous territory and serving as a centre and leader of political, economic, and cultural life. The term originated in England in the late 19th century and has been … Continue reading →

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Rapid Increase in Urban Population Calls for Innovative Solutions

Posted on July 4, 2019 by

It was year 2008, for the first time in history, more than half of humanity was living in urban areas.Now, there are pros and cons of this phenomenon. Perhaps the most remarkable observation about this trend is the speed at … Continue reading →

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Urban Primacy,the Primate City and Rank Size Rule

Posted on February 10, 2019 by

Urban Primacy is when one city is dominantly large in a group of cities. Usually when a largest city is over twice as large as the next city, this would constitute urban primacy. Other measures are more rigorous whereby a … Continue reading →

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The Concept and Pillars of Sustainability

Posted on November 23, 2018 by

The term sustainability is used to indicate programs, initiatives, and actions aimed at the preservation of resources. However, it actually refers to four distinct areas: human, social, economic and environmental – known as the four pillars of sustainability. The four … Continue reading →

Posted in BIODIVERSITY, Cities, earth, Urban Studies | Leave a comment