united-states-green-roofs-city-hall-chicago

united-states-green-roofs-city-hall-chicago

Green roof of City Hall in Chicago, Illinois. Installing green roofs is one of the adaptation measures that cities can use to lower local temperatures and hence the economic impacts of climate change. Photo: Wikimedia Commons, licensed under CC BY-SA 3.0

June 15, 2017 2:54 PM (UTC+8)