“That said, change brings some opportunities too, from new outdoor activities and jobs in building infrastructure, to new types of crops and different tourism offers.
"Wedi dweud hynny, mae newid yn cynnig rhai cyfleoedd hefyd, o weithgareddau awyr agored newydd a swyddi ym maes seilwaith adeiladu, i fathau newydd o gnydau a chynigion twristiaeth gwahanol.