We agree that expanding social programmes from pilot to policy needs ongoing research to quantify the consequences (A. M. Mobarak Nature 609, 892–894; 2022). The therapeutic effects of exposure to natural environments to improve mental health should be monitored. Research should track the social, ecological and political effects of encouraging park visits. Conservation and mental-health benefits must also be maximized.
The authors declare no competing interest.
Publisher Correction: H3K4me3 regulates RNA polymerase II promoter-proximal pause-release – Nature
Enantioconvergent Cu-catalyzed N-alkylation of aliphatic amines – Nature
Political endorsements can affect scientific credibility