Also available in: Español Photo: Max Souffriau/Flickr Over 10 million people now live in the Lima Metropolitan Area, equivalent to about 1/3 of Peru’s total population. As the number of residents…

Sofía Guerrero Gámez, Irene Portabales González, Ana Rodriguez Coteron, Lincoln Flor |

A local bus in Luxembourg. Photo: Fränz Bous/Flickr As discussions concluded at COP24, countries still struggle to translate their climate commitments into effective and socially acceptable…

Nancy Vandycke, Javier Morales Sarriera, Gurpreet Singh Sehmi |

Also available in: Español Photo: Geraint Rowland We must stop deaths on the roads. No one would argue with that, of course. But for us who live in Peru and many other developing countries, the…

Irene Portabales González, Sofía Guerrero Gámez, Ignacio Sánchez D’Ocon, Juan Miguel Velásquez |

Photo: Evan Blaser/Flickr The concentration of population in cities and their exposure to seismic hazards constitute one of the greatest disaster risks facing Peru and Ecuador. In 2007, a…

Sofía Guerrero Gámez, Georges Darido, Ignacio Sánchez D’Ocon, Naho Shibuya |

Many countries are experiencing urbanization within the context of increased decentralization and fiscal adjustment. This puts sub-national entities (local governments, utilities and state-owned…

Kirti Devi, Luciana Guimaraes Drummond E Silva |

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 |

Photo: SkyPics Studio/Shutterstock Data on the sharing economy (Uber, Airbnb and so on) are scarce, but a recent study estimates that the revenue growth of these platforms has been dramatic. In…

Hernan Winkler |

Governments spend a lot of money to contain violence. [[tweetable]]In 2015, some $1.7 trillion was spent on defense by governments worldwide[[/tweetable]] . While the primary responsibility for…

Ede Ijjasz-Vasquez, Bernard Harborne |

​Today, a quarter of the world’s population lives in urban “agglomerations”—supersized metropolitan areas that cut across jurisdictional boundaries and bring together one or more cities along with…

Ede Ijjasz-Vasquez, Philip E. Karp, Maria Angelica Sotomayor |

When seeking to engage private partners, one thinks of large, high-cost national infrastructure projects. But subnational governments are also effectively partnering with the private sector by…

Sara Perea Sigrist, Angelica M. Toro |