In 2022-23, the age group who were most likely to be very concerned about climate change were people aged 65 to 74 (47%) compared with 32% of people aged 16 to 24.
Yn 2022-23, y grŵp oedran a oedd fwyaf tebygol o fod yn bryderus iawn am newid yn yr hinsawdd oedd pobl rhwng 65 a 74 oed (47%) o gymharu â 32% o bobl rhwng 16 a 24 oed.