Optimization of Energy in Sustainable Architecture and Green Roofs in Construction: A Review of Challenges and Advantages

Table 7

Green roof research by country from 2006 to 2021.

Country	#
China	10
Italy	6
Australia	4
Poland	4
Korea	4
Spain	3
Canada	2
Egypt	2
Japan	2
Iran	2
Taiwan	2
UK	2
Austria	1
Belgium	1
Chile	1
Colombia	1
France	1
Germany	1
Indonesia	1
Israel	1
Jordan	1
Lithuania	1
Malaysia	1
The Netherlands	1
Norway	1
Portugal	1
Saudi Arabia	1
Slovakia	1
Turkey	1
USA	1