Welsh Government has already announced a suite of measures this year to respond to the climate emergency and reduce the amount of greenhouse gases released into the atmosphere.
Mae Llywodraeth Cymru eisoes wedi cyhoeddi cyfres o fesurau eleni fel ymateb i argyfwng yr hinsawdd ac i leihau’r nwyon tŷ gwydr sy’n cael eu gollwng i’r atmosffer.