A story in this week's WW shows Portland officials—including Mayor Sam Adams and both mayoral candidates—scaling back the city's anti-Walmart stance as the shopping giant's mobile-software division, WalmartLabs, moves into a downtown office. But Walmart is also making concessions to Portland culture. As reported in the Daily Journal of Commerce on Monday, the new Walmart breaking ground on Hayden Meadows in North Portland, will boast the city's largest ecoroof. "We recognize that being an efficient business and a good steward of the environment are not mutually exclusive," Walmart spokeswoman Rachel Wall tells WW. "Walmart has worked with the Portland Bureau...