Over the last twenty years, impact evaluations have dramatically expanded the body of evidence about which types of development programs work, when, and why, but their application has been heavily…

Ariel BenYishay |

To design effective and durable relief programs for refugees and internally displaced people (IDPs), it is essential to understand the nature and context of the challenges the people living in…

Utz Pape, Lennart Kaplan, James Walsh |

By 2050, more than a billion people will be living in African cities and towns. As more and more of the continent’s population – 60 percent of whom live in the countryside – move to urban areas,…

Sebastian Kriticos |

Last week we had World Food Day on October 16 and World Poverty Day on October 17.  The good news from World Poverty Day is that there is global progress on reducing extreme poverty.  Based on the…

Martien van Nieuwkoop |

This page in: Français |  العربية Two years ago, we published a blog estimating the global average of the duration of exile for refugees, based on data from the UN Refugee Agency (UNHCR). Our…

Xavier Devictor, Quy-Toan Do |

In the 1970s and 1980s, Nepal was faced with large-scale deforestation due to land clearing, and forest degradation caused by fuelwood collection and uncontrolled grazing by villagers who were the…

Randall Bluffstone |

Around 250 million migrants currently live outside their countries of birth, making up approximately 3.5 percent of the world population. Despite the widespread perception of a global migration…

Caglar Ozden |

One in eight people worldwide still go to bed hungry every night, and the increased severity of natural disasters like droughts only exacerbates this situation. Humanitarian agencies and…

Erwin Knippenberg |

Massive flooding from storm surges is a major threat to lives and property in low-lying coastal areas during cyclones. Recent examples of devastating cyclone-induced storm surges include Haiyan…

Susmita Dasgupta |

The growing availability of satellite imagery and analysis means that all kinds of things we used to think were hard to quantify, especially in conflict zones, can now be measured systematically…

Quy-Toan Do, Jake Shapiro |