Members include representatives from government, the farming industry, the forestry sector, eNGOs, the scientific community, and other major landowners.
Mae'r aelodau'n cynnwys cynrychiolwyr o'r llywodraeth, y diwydiant ffermio, y sector coedwigaeth, cyrff anllywodraethol amgylcheddol, y gymuned wyddonol, a pherchnogion tir mawr eraill.