Am y tro cyntaf, mae trafnidiaeth, cynllunio, tai ac ynni wedi’u dwyn ynghyd i gyd mewn un Weinyddiaeth – ynghyd â'r amgylchedd – gyda dau Weinidog yn cydweithio i sicrhau newid parhaol.
For the first time, transport, planning, housing and energy are all brought together into one Ministry, together with the environment, with two Ministers working together to deliver lasting change.