Hanes cynllun yn y gogledd-ddwyrain i blannu coed Nadolig ar dwyni tywod i arbed erydiad. Aled hears of a scheme to plant Christmas trees on sand dunes to prevent erosion. Show more
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Hanes cynllun yn y gogledd-ddwyrain i blannu coed Nadolig ar dwyni tywod i arbed erydiad. Aled hears of a scheme to plant Christmas trees on sand dunes to prevent erosion. Show more