Back to category: Science Limited version - please login or register to view the entire paper. Urban Problems in shanghai Through most of history, the human population has lived a rural lifestyle, dependent on agriculture and hunting for survival. In 1800, only 3 percent of the world's population lived in urban areas. By 1900, almost 14 percent were urbanites, although only 12 cities had 1 million or more inhabitants. In 1950, 30 percent of the world's population resided in urban centers. The number of cities with over 1 million people had grown to 83. The world has experienced unprecedented urban growth in recent decades. In 2000, about 47 percent of the w... Posted by: Carlos Hernandez Limited version - please login or register to view the entire paper. |
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