We want to do this so that more people can experience the health benefits, we can reduce our greenhouse gas emissions, and we can help address poverty and disadvantage.
Rydym eisiau gwneud hyn fel y gall rhagor o bobl brofi'r manteision i'w hiechyd, fel y gallwn ostwng ein hallyriadau nwyon tŷ gwydr, ac fel y gallwn helpu i fynd i'r afael â thlodi ac anfantais.