Slideshow: Reimagining a park, a river, and other public spaces in Seoul (Photos by Judy Zheng Jia / World Bank) [[tweetable]]"If you lose the human scale, the city becomes an ugly place,…

Judy Zheng Jia, Jon Kher Kaw, Annie Gapihan, Sangmoo Kim, Marisa Garcia Lozano, Rosanna Nitti |

At this week's UN Sustainable Development Summit, the world's oceans will be getting the attention they have long deserved -- but not always received. They are the focus of Sustainable…

Paula Caballero |