However, there has been a 9% increase in the landfilling of lower-rated material, despite much of this material being highly suitable for reuse.
Fodd bynnag, gwelwyd cynnydd o 9% o ran faint o ddeunydd sy’n cael ei dirlenwi ar y gyfradd is, er bod llawer o’r deunydd hwn yn addas iawn i’w ailddefnyddio.