This research was focused on how existing data sources could be improved or supplemented to expand the understanding of greenhouse gas emissions.
Canolbwyntiodd y gwaith ymchwil hwn ar sut y gall ffynonellau data presennol gael eu gwella neu sut y gellir ychwanegu atynt er mwyn gwella’r ddealltwriaeth o allyriadau nwyon tŷ gwydr