U.S. Embassy Colombo, Sri Lanka - Chicago's rooftop gardens reuse water and reduce heat, which can reduce a building's power costs. The city has 418,000 square meters of high-rise greenery. goo.gl/GZCmCc Photo:
Chicago green roofs | WWF
Chicago's City Hall is growing green | Grist
Rooftop gardens can help alleviate heat in cities, study finds | World Economic Forum
Episode 122 – Green Roofs & Rooftop Gardens - Growing A Greener World®
The City Hall rooftop garden sits atop Chicago's City Hall. | Download Scientific Diagram
Chicago City Hall aerial | U.S. Geological Survey
Chicago's green rooftop experiment | ShareAmerica
Chicago City Hall - Greenroofs.com
City of Chicago City Hall - Green Roof | TCLF
With Eye on Climate Change, Chicago Prepares for a Warmer Future - The New York Times
Chicago's most famous rooftop garden sits atop City Hall | Breaking Wind Farm
City Hall Rooftop Garden Is Chicago's Most Unique Park
Chicago City Hall - Wikipedia
City Hall Rooftop Garden Is Chicago's Most Unique Park
Green Roofs on Historic Buildings: City Hall, Chicago, Illinois (U.S. National Park Service)
Chicago's most famous rooftop garden sits atop City Hall | Breaking Wind Farm
City of Chicago City Hall - Green Roof | TCLF
City of Chicago :: City Hall's Rooftop Garden
File:Chicago City Hall Rooftop Gardens.webm - Wikimedia Commons
rooftop garden, city hall, chicago (I) | chicago is a leader… | Flickr
