Drwy'r Cytundeb Cydweithio â Phlaid Cymru, gwnaethom ymrwymo i weithio gyda'r gymuned ffermio wrth ddefnyddio Rheoliadau Adnoddau Dŵr (Rheoli Llygredd Amaethyddol) (Cymru) 2021, i wella ansawdd dŵr ac aer, gan ddefnyddio dull gweithredu wedi'i dargedu at y gweithgareddau hynny rydym yn gwybod sy'n achosi llygredd. Ym mis Hydref 2022, cyhoeddaisDdatganiad Ysgrifenedig ar y pecyn o fesurau y cytunodd Llywodraeth Cymru a Phlaid Cymru arnynt er mwyn datblygu'r ymrwymiad hwn.
Through the Co-operation Agreement with Plaid Cymru, we committed to working with the farming community in the deployment of the Water Resources (Control of Agricultural Pollution) (Wales) Regulations 2021, to improve water and air quality, taking an approach targeted at those activities known to cause pollution. In October 2022, I issued aWritten Statement on the package of measures the Welsh Government and Plaid Cymru agreed in order to progress this commitment.