As the world urbanizes rapidly, cities continue to be the physical and social base for people’s prosperity and nature’s sustainability. In recent years, the idea of “smart cities” has grown more…

Myunggu Kang |

Photo credit: Lois Goh/ World Bank Urbanization and economic growth go hand in hand.  Cities are turning into centers of attraction in developing countries and their population is rising…

Fen Wei, Gunes Basat, Hyunji Lee |

As the world becomes increasingly urbanized, the number of megacities is growing rapidly. Today there are 37 cities worldwide with populations of greater than 10 million, and 84 with populations…

Philip E. Karp, Peter Ellis, Barjor Mehta |

In Mali, residents of Timbuktu take part in the maintenance of the Djingareyber Mosque, a World Heritage Site, applying traditional repair techniques. (Tiecoura Ndaou / UN Photo) Imagine a city…

Sameh Wahba, Barbara Minguez Garcia |