Wrth i'n hinsawdd newid, mae risg llifogydd wedi cynyddu a thros y blynyddoedd diwethaf rydym oll wedi gweld yr effaith ofnadwy y gall hyn ei chael ar fywydau pobl.
As our climate changes, the chances of floods has increased and in recent years we have all seen the awful impact this can have on people’s lives.