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 |

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 |

  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, a quarter of the world’s population lives in urban “agglomerations”—supersized metropolitan areas that cut across jurisdictional boundaries and bring together one or more cities along with…

Ede Ijjasz-Vasquez, Philip E. Karp, Maria Angelica Sotomayor |

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 |