A wnaiff y Prif Weinidog gadarnhau a gafodd y datganiad 'argyfwng o ran yr hinsawdd' ei drafod yng nghyfarfod cabinet Llywodraeth Cymru ar 29 Ebrill?
Wedi'i ateb gan Prif Weinidog | Wedi'i ateb ar 24/05/2019
The minutes of the Cabinet meeting on 29 April will be published six weeks after the meeting.