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 observes World Environment Day this week, we should be mindful that [[tweetable]]there will be more plastic in the oceans than fish by 2050 if nothing is done[[/tweetable]], according…

Silpa Kaza, Lisa Yao |

The future is uncertain. It’s hard to know exactly how our climate will change. That means there is also deep uncertainty around its impacts on flooding, the most prevalent disaster worldwide. [[…

Adeline Choy, Zuzana Stanton-Geddes, Jolanta Kryspin-Watson |

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 |

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 |

About this series More blog posts The social inclusion of disadvantaged groups is necessary for reducing poverty and boosting shared prosperity, said government representatives, experts, and civil…

Lauri Sivonen |

Last November, 345 “Zika Warriors” took to the streets of Jamaica to fight the spread of the Zika virus in 30 communities. These local residents trained as vector control aides to prevent Zika…

Silpa Kaza, Lisa Yao, Jiwon Park |

Photo: Marius Godoi/Shutterstock It is pretty easy to understand how and why land use patterns around public transit stations can influence the way we move around the city. As more and more people…

Wanli Fang |

Urbanists are quick to champion the benefits of cities and how they drive economic growth, education, health improvements, and if built and managed well are the best way to achieve ‘sustainable…

Dan Hoornweg |