“Mae achosion o lygredd ar y fferm sy’n effeithio ar ansawdd dŵr a bywyd gwyllt wedi cynyddu’n ddiweddar, yn aml yn sgil camreoli storfeydd slyri a chyfleusterau trin dŵr budr.
“The impacts of on-farm pollution affecting water quality and wildlife have increased recently, often due to poor slurry storage and dirty water handling facilities.