“Eco-Ysgolion yw’r rhaglen ysgolion cynaliadwy fwyaf yn y byd, sy’n rhoi lle canolog i newid amgylcheddol sy’n cael ei yrru gan ddisgyblion. Mae’n ysbrydoli pobl ifanc mewn ysgolion, waeth beth fo’u cefndir, i weithredu yn erbyn newid yn yr hinsawdd.
“Eco-Schools is the largest sustainable schools programme in the world with pupil driven environmental change at its heart. It inspires young people in schools, irrespective of their background, to take action against climate change.