The bar chart depicts information about the proportion of the population living in urban areas worldwide and in five specific continents, over a 57-year period from 1950 to 2007. Overall, the data indicates that the figure for all cities rose significantly. Nevertheless, North America consistently recorded the highest proportions, while Asia and Africa witnessed the lowest levels.
At the start of the time frame, the figure for worldwide stood at 29% and then witnessed a noteworthy upward trend to 49%. The figure for this trajectory is expected to account for 60% in 2030. The initial proportions for Asia and Africa were the lowest figures, at 17% and 15% respectively. Asia rose from 17% to 41% in 2007, and it is projected to amount to 54% at the end of the predicted period. Likewise, the percentage for urban areas of Africa had a growth of 22% and increased to 37% in 2007. It is projected for Africa to rise to 51% in 2030.
Conversely, North America stood at 64% and numbered 79% in 2007. Following this, it is predicted to reach the highest figure of 87% in 2030. As for Latin America, initially it demonstrated a dramatic increase from 42% to 76%. The trend is projected to continue and rise to 84%.