Alice-Mary Higgins (Independent) | Oireachtas source

Its carbon content is one thing. This is a core issue. The UNFCCC has said that 1 tonne of methane is equivalent to 34 tonnes of carbon dioxide. Professor Howarth made a very clear point to the committee last week. It is interesting that the EPA does not measure carbon dioxide in its national emissions inventory, it measures carbon dioxide equivalent. Should we be measuring other greenhouse gases as carbon dioxide equivalent and applying environmental externality?