Matthew Popkin will serve as the next Ward 2 representative on the Longmont City Council. During a special meeting Tuesday, four members of the City Council – council members Shiquita Yarbrough, Aren ...

MATTHEW POPKIN: It's the largest municipal deal that's truly bringing on new renewable energy onto the grid versus contracting for existing renewable energy. RAMIREZ-FRANCO: That's Matthew Popkin ...

Only one city, Houston, has a larger renewable energy deal than Chicago, according to Matthew Popkin, the cities and communities U.S. program manager at Rocky Mountain Institute, a nonprofit whose ...