There are strong views on all sides, and this consultation will help us to assess and consider all potential actions and build a crucial evidence base before any conclusions are drawn.
Ceir safbwyntiau cryf ar bob ochr, a bydd yr ymgynghoriad hwn yn ein helpu i asesu ac ystyried yr holl gamau gweithredu posibl ac adeiladu sylfaen dystiolaeth hanfodol cyn dod i unrhyw gasgliadau.