As the world rushes to reduce the negative impacts of climate change, ambitious sub-national actors are rising to the fore. The recent One Planet Summit exemplifies this trend. Earlier this month…

Prashant Kapoor, Marc Forni |

Having spent much of my working life working with and in countries in transition, it remains painful to watch the disillusionment that so often strikes people that had the courage to change a bad…

Antonius Verheijen |

Over a year ago, national and city leaders from around the world gathered at the Habitat III conference in Quito to endorse the New Urban Agenda, which sets a new global standard for sustainable…

Ede Ijjasz-Vasquez, Sameh Wahba |

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 |

I had the privilege recently to spend an unscheduled hour of discussion with a group of young Tunisians who were visiting our offices. As often, on these occasions it is hard not to get captured…

Antonius Verheijen |

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 |

Also available in: Français | Español | العربية The premise behind the Sustainable Cities photo competition was simple. [[tweetable]]We wanted to learn what people around the world “see” when they…

Xueman Wang, Dini Djalal |

  Rzeszow, Poland. (Photo by Terra Libera via Flickr Creative Commons) On May 31 we had the pleasure of presenting the first phase of the Poland Catching-up Regions Program, an initiative of the…

Anna Wellenstein, David Sislen |

When a family of 10 smooth-coated otters appeared in Singapore’s urban downtown of Marina Bay last year, the city was ablaze with excitement and delight. Who would have thought that these otters…

Ede Ijjasz-Vasquez, Jon Kher Kaw, Fen Wei |

Today, the term "resilience" has many definitions and encompasses a multitude of dimensions beyond natural disasters. [[tweetable]]Resilience is directly linked to crime and violence,…

Ede Ijjasz-Vasquez, Pamela Sofia Duran Vinueza |