"We can analyse our lifetime carbon emissions at the design stage and choose lower carbon materials like steel and we can be more morally responsible for reducing carbon in all that we do."
"Gallwn ddadansoddi ein hallyriadau carbon gydol oes yn y cam dylunio a dewis deunyddiau carbon is fel dur a gallwn fod yn fwy moesol gyfrifol am leihau carbon ym mhopeth a wnawn."