Campaigners have staged a protest at the Famine Memorial statues in Dublin to mark Global Day of Climate Action.

‘Taoiseach, Tánaiste and Minister Ryan, your inaction speaks volumes and the world is listening,’ one student told the protest.

The Transport Minister was speaking at the launch of an OECD report setting out how Ireland could halve its transport sector carbon emissions by 2030.

The UN weather agency has warned that the number of people who need international humanitarian help could increase sharply as a result of climate change.