Oireachtas Joint and Select Committees

Wednesday, 17 September 2025

Joint Oireachtas Committee on Climate, Environment and Energy

Carbon Budget: Discussion (Resumed)

2:00 am

Photo of Alice-Mary HigginsAlice-Mary Higgins (Independent)
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The alternative approach is to look at emissions. It seems those are measurable. It is one thing to say we have decided that we want to stop warming at 1.5°C or 2°C, but we know there are tipping points in climate science. At a certain point, what humans do will have created tipping points of which we do not necessarily have control. What we have control of and can plan for and move towards in a measured way is the emissions we are producing. We can move those towards net zero and that is the EU approach. Perhaps the witnesses would comment on the tipping point piece. I will then come back to the Paris test. Perhaps I will ask my questions. I am interested in that tipping point piece and why a measurable approach, such as the reduction of emissions, is preferable.