In addition, green roofs are a marker of the popular green building movement. (greenhomeguide.com)
Incorporating environmental strategies that solve critical issues of comfort, use and economy, these projects, dating from 1925 to 1970, recognize and adapt to natural forces and serve as inspiration and guide for the current green building movement. (elmhurstartmuseum.org)
Portland is at the forefront of this exciting green building movement. (portlandoregon.gov)