Organisers say they want the government to further reduce excise duty on fuel and remove the carbon tax.

Sinn Féin is being criticised for being soft on climate issues, but the party's spokesperson on transport, Pa Daly, said it is about 'fairness'.

The changes will mean an additional €1.20 per full tank of 60 litres for motorists, according to Fuels for Ireland.

The Green Party leader said the main opposition party needed to get serious about climate change issues