The China Environmental Protection Foundation launched the ‘Green Pedestrian Crossing’ campaign to encourage people to walk instead of using the car. The organization placed a large white canvass with an illustration of a leafless tree on a busy crosswalk. Sponges with environmentally friendly and washable green paint were placed on either side of the street. Every time when someone crossed the street, green footprints became the leaves of the bare tree. As more people crossed, more leaves were created.<\/p>\n","protected":false},"excerpt":{"rendered":"