The capacity of renewable energy projects in Wales (electricity and heat) has increased considerably over the last decade, though progress has slowed in recent years.
Mae capasiti prosiectau ynni adnewyddadwy yng Nghymru (trydan a gwres) wedi cynyddu’n sylweddol dros ynni adnewyddadwy degawd diwethaf, er bod y cynnydd wedi arafu dros y blynyddoedd diwethaf.