Today, cities are home to 55 percent of the world’s population. By 2050, the number is expected to reach 68 percent-that is, 2.5 billion more people would be living in cities.
Internet of cities can help build smart cities
![](https://news.world.edu/files/2019/01/internetofcities.jpg)
Today, cities are home to 55 percent of the world’s population. By 2050, the number is expected to reach 68 percent-that is, 2.5 billion more people would be living in cities.