noun
Society for the Development of Greenspaces; SDG
Organization name; the abbreviation SDG is also used.
緑化推進環境改善協会は、都市の緑地を増やす活動をしている。
The Society for the Development of Greenspaces is working to increase urban green spaces.
Compound of 緑化 (greening), 推進 (promotion), 環境 (environment), 改善 (improvement), and 協会 (association).