[[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 |

Somalis have traditionally engaged in pastoralism: a form of livestock production in which subsistence herding is the primary economic activity relying on the movement of herds and people. (Photo…

Zaineb Majoka |

View the full infographic here For the past two years, the rains have been poor in Somalia. What comes next is tragically familiar. Dry wells. Dying livestock. Failed harvests. Migration.  Masses…

Claudia W. Sadoff, Dominick Revell de Waal, Edoardo Borgomeo |

Also available in: 中文, Français Recent research shows that [[tweetable]]air quality affects the productivity of high-skilled workers. What does this mean for developing cities?[[/tweetable]] City…

Anna Gueorguieva, Sofia Zhukova |

 Photo © Dominic Chavez/World Bank Performance budgeting (PB) has a deep and enduring appeal. What government would not want to allocate resources in a way that fosters efficiency, effectiveness,…

Donald Moynihan, Ivor Beazley |

As countries all across Africa recognize International Day of the African Child today, I thought it would be a timely opportunity to blog about the progress of under-five child mortality rates…

Dereje Ketema Wolde |

I am standing in a camp near Dollo Ado, in southern Ethiopia near the border with Somalia. The camp is an open site on hard rocky land: the only vegetation is grey, thorny scrub. An endless wind…

Greg Toulmin |

I recently visited Dadaab, Kenya’s third-largest and fastest-growing city, having grown from 250, 000 residents a few years ago to more than 400, 000 today. Dadaab is not an ordinary Kenyan city.…

Johannes Zutt |