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The provided line graph and bar chart illustrate that world population growth from 1800 to 2100 and numbers of urban populations between developed countries and developing countries from the year 2015 to the year 2040. Overall, it is clear that growth of population all around the world experience an increased trend until 2040. However, it shows a decreased trend after the year of 2040. Also, people in developed regions remain constant throughout the period. In comparison, population in poor countries illustrate an upward trend from 2015 to 2040. To be more specific, one billion of people lived in the world in 1800, and this population rose up to three billion of people in the year 1960. Moreover, there are and will be a dramatic increase from three billions of people in 1960 to eight billions of people which will reach a peak in 2040. Surprisingly, figures of global population will witness a decline drastically until 2100 which will be recorded that over six billions of people will live on Earth. Moving onto the bar chart, over one billion of people who live in city of developed countries remained unchanged over the period. While over two billions of people lived in the city of developing countries in 2015, four billions of the urban population in poor countries will live in 2040 which will recorded around four times higher than urban population in developed countries at the same period.
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