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 |

Today is World Refugee Day, a day for us all to remember how many people are moved or displaced from their homes—either within their own country or across borders. The UN High Commissioner for…

Ede Ijjasz-Vasquez, Ayat Soliman, Catalina Marulanda, Robin Mearns |

On the eve of Earth Hour, taking place this Saturday 23 March, WWF this week announced the City of Vancouver in Canada as its Global Earth Hour City Challenge Capital 2013 at an award ceremony in…

Jim Leape |