Akemi Leung

"Currently in its greatest period of park expansion since the 1930s," New York City has shown a remarkable commitment to expanding its open spaces, but finding the resources to maintain them is another issue entirely, explains Caitlin Blanchfield.

CityGardens is an award winning mobile app that can help tourists and residents find hidden parks and gardens in the middle of Paris.

Dr. Ralf Brand and Dr. Sara Fregonese have studied how culturally ignorant design has intensified violence in areas of religious and ethnic division, while more sensitive plans have peacefully brought people from different backgrounds together.

Bank of America is one of a handful of major banks to pump money into green initiatives, where they see an opportunity for new capital and a chance to improve their images.

Is "compassion fatigue" driving Philadelphia and other cities to adopt ordinances to crack down on the homeless? Homeless advocates contend that these measures are counterproductive, as they force the homeless into criminal means of getting by.