[[tweetable]]How fast is your city growing? The answer may depend on where you live.[[/tweetable]] There are the booming megacities such as Tokyo, Mumbai, and Nairobi. Then there are cities that…

Ede Ijjasz-Vasquez, Paula Restrepo Cadavid |

[[tweetable]]When it comes to responding to disasters, time is of the essence.[[/tweetable]] Help needs to come immediately to save lives; recovery and reconstruction have to start swiftly to…

Zuzana Stanton-Geddes, Jolanta Kryspin-Watson |