These works have safeguarded more than 1.6m tonnes of stored carbon, resulting in an estimated emissions reduction of 8,000 tonnes of carbon every year.
Mae'r gwaith hwn wedi diogelu mwy na 1.6m tunnell o garbon wedi'i storio, gan arwain at amcangyfrif o 8,000 tunnell yn llai o allyriadau carbon bob blwyddyn.