The policy aligns with the section 6 duty of the Environment Act which requires Welsh Ministers to seek to maintain and enhance biodiversity and in so doing promote the resilience of ecosystems.
Cyflwynwyd y Ddyletswydd Bioamrywiaeth a Chydnerthedd Ecosystemau gan Adran 6 o dan Ran 1 o Ddeddf yr Amgylchedd (Cymru) 2016 (ar legislation.gov.uk).