Fig. 6.

Number of articles in the review describing NbS, grey measures, or two or more measures that associate public perception of each ecosystem service (cultural, supporting, regulating, provisioning) with public acceptance of the measures. For each ecosystem service, there are positive associations (“+” i.e. lead to increased acceptance) and negative associations (“−”i.e. lead to decreased acceptance). The three specific ecosystem services mentioned the most by the three article types are shown for each ecosystem service category and direction