The Intergovernmental Panel on Climate Change has estimated that the total climate impact of aviation is currently two to four times higher than the effect of its past carbon dioxide emissions alone.
Measann an Painéal Idir-Rialtasach ar an Athrú Aeráide go bhfuil tionchar reatha iomlán na heitlíochta ar an aeráid dhá uair go ceithre huaire níos airde ná an éifeacht a bhí ag a cuid astaíochtaí dé-ocsaíde carbóin uirthi san am a caitheadh.