Types of Ecological Services Blue space Green space Blue-green space References
Supply service (Karr, 1991; Wright et al., 1998; Simpson et al., 1999)
(Flader and Clicottal, 1991; Zhang, 2010)
Regulating service (Zhang et al., 2005)
(Yan et al., 2008; Shi, 2018)
Cultural services (Xia, 2005; Zhang, 2009; Wu et al., 2020; Zhong et al., 2021)