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 |

Also available in: Español Photo: Max Souffriau/Flickr Over 10 million people now live in the Lima Metropolitan Area, equivalent to about 1/3 of Peru’s total population. As the number of residents…

Sofía Guerrero Gámez, Irene Portabales González, Ana Rodriguez Coteron, Lincoln Flor |

Photo: shplendid | Flickr Creative Commons Talk of trade tariffs and heightened geopolitical tensions are dominating news headlines recently. As developed economies consider escalating…

Mark Moseley |

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 |

As the world urbanizes rapidly, [[tweetable]]international experience has shown that economic activities concentrate in a relatively small number of places[[/tweetable]] – it is estimated that…

Sameh Wahba, Judy Zheng Jia |

Also available in: Español Photo: Geraint Rowland We must stop deaths on the roads. No one would argue with that, of course. But for us who live in Peru and many other developing countries, the…

Irene Portabales González, Sofía Guerrero Gámez, Ignacio Sánchez D’Ocon, Juan Miguel Velásquez |

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 |

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 |