On 21 February 2012 the Minister for Environment and Sustainable Development made an oral Statement in the Siambr on: Environment Strategy Annual Report 2010-11.
Ar 21 Chwefror 2012 gwnaeth y Gweinidog dros Amgylchedd a Datblygu Cynaliadwy Ddatganiad llafar yn y Siambr ar: Adroddiad Blynyddol Strategaeth Amgylcheddol 2010-11.