Yr uchelgais yw bod trafnidiaeth a gwres yn rhedeg ar ynni adnewyddadwy ond gall rhwydweithiau trydan a nwy Cymru roi stop ar hynny.  Mae’n targed sero-net yn golygu bod angen i ni ailystyried y seilwaith sydd ei angen arnom i sicrhau newid cyflym ac effeithiol.
However, our ambitions for Wales’ transport and heat to be powered by renewables is held back by the existing electricity and gas networks. Our Net Zero ambitions require us to re-think the infrastructure we need in order to deliver rapid and effective change.