Patchwork farmland and hedgerows seen from a hill, rain sweeping across one side and sunlight on the other.

Step 01 — Region

Four regions, thirty-one local authorities

Each Climate Action Regional Office is hosted by a lead authority and supports the authorities in its region. Region is a first-class metadata field across the whole site, not a folder.

Sea cliffs and heather-covered bog on an exposed north-western Atlantic coastline.

Atlantic Seaboard North

5 authorities

Exposed north-western coastline, islands, upland peat and dispersed rural settlement.

Lead authority: Mayo County Council

Small fishing boats moored against a stone quay in a south-western harbour at golden hour, with green farmland behind.

Atlantic Seaboard South

5 authorities

South-western estuaries, harbour cities, ports and intensive agricultural hinterland.

Lead authority: Cork County Council

Dublin rooftops, tree-lined streets and the river running out to the bay in warm evening light.

Dublin Metropolitan

4 authorities

Dense urban region with coastal exposure, urban heat and combined drainage pressures.

Lead authority: Dublin City Council

A midlands raised bog rewetting into pools, with birch scrub, a slow river and a distant church spire.

Eastern and Midlands

17 authorities

The largest CARO region: midland bogs, river catchments, border counties, the south-east coast and commuter towns.

Lead authority: Kildare County Council

ProvenanceRegion names, lead authority arrangements and authority names are confirmed from the live estate and the statutory local authority list. Region descriptors are neutral geographic descriptions and contain no climate statistics.