Metal Sales roof and wall panels balance the old and new at the AB&W Building at 157 Washington St. in Boston’s Dorchester neighborhood.

The project is a 10,000-square-foot addition and 2,000-square-foot renovation to the existing Student Union building at Northern Arizona University.

The Metropolitan Government of Nashville and Davidson County undertook an aggressive plan to replace six aging fire stations and provide more functional and energy-efficient buildings to better serve the community.

Completed in September 2013, the 9,925-square-foot green roof is one of the renovated apartments’ green building elements.

The Pete V. Domenici Federal Courthouse is located in the central business district of Albuquerque, N.M.

The new Wake Technical Community College North Campus parking deck in Raleigh, N.C., was constructed near a wooded area at the end of the campus.

The Green Building Initiative (GBI) has awarded its second-highest rating of three Green Globes to the new Washington, DC, headquarters of the American Forest Foundation (AFF) for its environmentally focused design and construction.

The new D Casino Hotel in downtown Las Vegas is the result of a major renovation and renaming of the old Fitzgeralds Casino at the eastern end of the Freemont Street Experience.