From Canada to Kenya, nearly every country struggles to provide housing for all its residents. It’s a goal that has become a moving target: Migration – both rural-to-urban and cross-border – is…

Luis Triveno, Olivia Nielsen |

Two years ago,  more than 180 countries gathered in Paris to sign a landmark climate agreement to keep global temperature rise well below 2 degrees Celsius. Tomorrow, on December 12, 2017, exactly…

Ede Ijjasz-Vasquez, Sameh Wahba |

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 |