Air Pollution City Planning Climate Change Urban Landscape

Designing greener streets starts with finding room for bicycles and trees

Top Photo: Street in Hangzhou, China, with trees separating a cycle track from road traffic and from the sidewalk. (Xu Wen, CC BY-ND) Author: Anne Lusk, Harvard University City streets and sidewalks in the United States have been engineered for decades to keep vehicle occupants and pedestrians safe. If streets include trees at all, they […]