Mae Ysgrifennydd y Cabinet dros Ynni, Cynllunio a Materion Gwledig, Lesley Griffiths, yn arwain yr apêl ar i Lywodraeth y DU wneud mwy i gefnogi datblygiadau ynni'r haul ac ynni'r gwynt ar y tir.
Cabinet Secretary for Energy, Planning and Rural Affairs, Lesley Griffiths, has today headed up a call for the UK Government to do more to support onshore wind and solar development.