© Sarah Farhat/World Bank One of the encouraging signs that I pick up whenever I travel is the difference that technology is making to the lives of millions of marginalized people. In most cases…

Kristalina Georgieva |

A detailed map of the Kibera slum in Nairobi, Kenya. Open Street Map Amateur mappers the world over have long known that they can support global development, from the comfort of their homes,…

Charles Fox, Benjamin Stewart |

Sandton Bridge separates two South African communities that are worlds apart; Sandton, an affluent area believed to be the richest square mile in Africa, and Alexandra Township, one of the poorest…

Marek Hanusch |

Also available in: Français | Español  | العربية | Русский Many of today’s increasingly complex development challenges, from rapid urban expansion to climate change, disaster resilience, and…

Klaus Deininger |

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 |

In Brazil, a woman trained through the School of Women Leaders explains to her neighbors what she has learned. Photo: Maria do Carmo Carvalho / Habitat for Humanity [[tweetable]]Despite the fact…

Jane W. Katz |

We know that fiscal policy can be harnessed to reduce inequality in low- and middle-income countries, but until now, we knew less about its ability to reduce poverty. Our recent volume looks at…

Gabriela Inchauste, Nora Lustig |

Photo: Global Environment Facility/Flickr Waste – its generation, collection, and disposal – is a major global challenge of the 21st century. Recycling waste drives environmental sustainability by…

Martha Chen, Ede Ijjasz-Vasquez |

Over the past decade, illegal poaching of wildlife has quickly caught up to habitat destruction as a leading cause of wildlife loss in many countries.   Poaching African elephants for ivory…

Samuel Wasser |

This week, the Global Food Safety Partnership will hold its third annual meeting in Cape Town, just ahead of the holiday season when food safety issues are not on everyone’s minds. They should be…

Juergen Voegele |