promotion of low-carbon transport with the aim of achieving by 2050 a significant reduction in CO2 emissions, in line with the relevant Union CO2 reduction targets;
iompar ísealcharbóin a chur chun cinn leis an aidhm go sroichfear laghdú suntasach in astaíochtaí CO2, i gcomhréir le spriocanna ábhartha Aontais maidir le laghdú ar CO2 faoi 2050;