aligns noise and soundscape policy in Wales with the cross-cutting framework established by the Well-being of Future Generations (Wales) Act 2015
cysoni polisi sŵn a seinwedd yng Nghymru â'r fframwaith trawsbynciol a sefydlwyd gan Ddeddf Llesiant Cenedlaethau'r Dyfodol (Cymru) 2015.