City-specific sampling arrangements. Red dots indicate locations where one or more trees were sampled. A) Paris, France, B) Munich and C) Berlin, Germany, D) Sapporo, Japan, E) Hanoi, Vietnam, F) Brisbane, Australia, G) Cape Town, South Africa, H) Santiago de Chile, Chile, I) Houston, United States, K) Prince George, Canada. (Maps were created by using ArcGIS, ESRI, Version 10.1 and Open Street Maps [www.openstreetmap.org/copyright]).