Over the last year, we have witnessed incidents of flooding and severe winter weather in Wales, which have shown the importance of having an effective, co-ordinated response to emergencies.
Rydyn ni wedi gweld achosion o lifogydd a thywydd gaeafol garw yng Nghymru dros y flwyddyn ddiwethaf, sydd wedi dangos pa mor bwysig yw ymateb i achosion brys mewn ffordd effeithiol a chydlynus.