Action: Protect brownfield or ex-industrial sites
Key messages
Read our guidance on Key messages before continuing- We found no evidence for the effects of protecting brownfield sites on amphibian populations.
'No evidence' for an action means we have not yet found any studies that directly and quantitatively tested this action during our systematic journal and report searches. Therefore we have been unable to assess whether or not the action is effective or has any harmful impacts. Please get in touch if you know of such a study for this action.