#s2video_div.s7videoviewer{ width:100%; height:auto; }   var s7videoviewer = new s7viewers.VideoViewer({ "containerId" : "s2video_div", "params" : { "serverurl…

Ede Ijjasz-Vasquez, Elif Ayhan |

Our planet is undergoing a process of rapid urbanization, and the next few decades will see unprecedented growth in urban areas, including in urban infrastructure. Most of the growth will take…

Maninder Gill, Vincent Roquet |

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 |

[[tweetable]]How fast is your city growing? The answer may depend on where you live.[[/tweetable]] There are the booming megacities such as Tokyo, Mumbai, and Nairobi. Then there are cities that…

Ede Ijjasz-Vasquez, Paula Restrepo Cadavid |

Also available in: Русский | Română | Türkçe Ruins of the Church of Saint Paul, following the 1755 Lisbon earthquake. (Photo via Wikimedia Commons) [[tweetable]]Did you know that, in 1755,…

David Sislen, Alanna Simpson, Yann Kerblat |

Also available in: Français | Español | العربية The premise behind the Sustainable Cities photo competition was simple. [[tweetable]]We wanted to learn what people around the world “see” when they…

Xueman Wang, Dini Djalal |

In 2006, I was working in Aceh, Indonesia (with the Red Cross), a region devastated by the 2004 Indian Ocean tsunami. Amongst other post-disaster recovery activities, we were working with 20…

Saurabh Dani |

The story of Krib, the top-performing local government in Tunisia   Tunisia’s transformation in the wake of the Arab Spring has been remarkable, and can be seen through a shift in the role and…

Ede Ijjasz-Vasquez, Ayat Soliman, Ayah Mahgoub, Sabine Beddies |

ICT services offered by I Got Garbage in Bangalore [[tweetable]]Web platforms, apps, and citizen surveys are changing how solid waste management services are conducted globally[[/tweetable]] and…

Silpa Kaza, Lisa Yao, Claire Markgraf |