The economy will also need to become more resource and energy efficient with cost effective technologies to remove emissions from the atmosphere (engineered Greenhouse Gas Removals).
Bydd angen i’r economi fod yn fwy effeithlon o ran adnoddau ac ynni hefyd, gyda thechnolegau costeffeithiol i dynnu allyriadau o’r atmosffer (Tynnu Nwyon Tŷ Gwydr yn beirianyddol).