Read the text and answer the questions people all over the world are moving from rural homes to cities. urbanisation is when the percentage of people living in cities goes up. this is happening very rapidly in the world 3% of the total world population lived in cities, but now almost half of the people in the world live in cities. in 1900 only two cities had more than 1 million inhabitants (millionare cities). today there are more than 300 millionaire cities in the world. megacities have more than 10 million people living there. in 2015 experts think that the world will have 27 megacities. what percentage of the worlds population today live in cities

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