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 |

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 |

This page in: Français Credit: Tracy Ben/ Shutterstock “At 14:28:04 on May 12, 2008, an 8.0 earthquake struck suddenly, shaking the earth, with mountains and rivers shifted, devastated, and parted…

Sameh Wahba, Luis Benveniste |

Southern, Thailand - January 9, 2017: a volunteer helps a man with a disability get through the flood in his wheelchair. Photo: issara anujun / Shutterstock.com Natural hazard events can occur in…

Charlotte McClain-Nhlapo |

When a river swells beyond its usual patterns, the impact on its surroundings can be devastating. In 2014, 51 people lost their lives and over 20% of Serbia’s population were affected by floods…

Zuzana Stanton-Geddes, Brendan Chia |

In 2006, I was working in Aceh, Indonesia (with the Red Cross), a region devastated by the 2004 Indian Ocean tsunami. Amongst other post-disaster recovery activities, we were working with 20…

Saurabh Dani |

Why the world’s cities are at risk – and what we can do to make them more resilient We may not know exactly what the world will look like in two decades, but we know this: it is going to be a…

Ivo Germann, Ede Ijjasz-Vasquez |