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Ede Ijjasz-Vasquez, Elif Ayhan |

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 |

The buzz around satellite imagery over the past few years has grown increasingly loud. Google Earth, drones, and microsatellites have grabbed headlines and slashed price tags. Urban planners are…

Sarah Elizabeth Antos, Nancy Lozano Gracia, Ana I. Aguilera |

In the previous blog, we discussed how remote sensing techniques could be used to map and inform policymaking in secondary cities, with a practical application in 10 Central American cities. In…

Sarah Elizabeth Antos, Nancy Lozano Gracia, Ana I. Aguilera |

Countries are facing increasingly frequent negative impacts from adverse natural events. Central America, a region prone and vulnerable to disasters, is a clear example. Just from 1992 to 2011,…

Oscar A. Ishizawa, Juan Jose Miranda |

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 stat is appalling: [[tweetable]]1 in 3 women worldwide have or will experience intimate partner violence or non-partner sexual violence in their lifetime.[[/tweetable]] Although it may take…

Sweta Shrestha, Ram Devineni, Isabel Santagostino, Margarita Puerto, Rocio Calidonio |