Ireland's peatlands store 1.5 billion tonnes of carbon — and are currently net emitters. Here's the restoration science,...
Ireland sits on roughly 800,000 hectares of peatland — one of the largest peatland concentrations in Europe relative to land area. Those bogs took 10,000 years to form. They store an estimated 1.5 billion tonnes of carbon. And right now, they are net carbon emitters.
That is the problem and the opportunity.
A healthy bog is wet. Water prevents oxygen penetrating the peat, which stops microbial decomposition of the accumulated organic matter. The carbon stays locked in the sphagnum moss and underlying peat layers.
Drain a bog — for agriculture, peat cutting, or forestry — and the water table drops. Oxygen enters. Decomposition begins. The accumulated carbon from millennia of growth starts oxidising into CO₂ and, more acutely, N₂O (nitrous oxide, approximately 298x the warming potential of CO₂ per unit).
EPA Ireland data in the 2024 GHG inventory puts drained organic soils (predominantly peatlands) at approximately 10 million tonnes CO₂-equivalent per year — roughly 10% of Ireland's total national emissions. That's before accounting for the disturbance emissions from ongoing peat cutting.
Bord na Móna managed peat extraction on approximately 80,000 hectares of Midlands raised bog. Following the end of peat-fired power generation (the last peat station closed in 2023), the company committed to rehabilitating 80,000 hectares across 56 bogs by 2030 — described as the largest land rehabilitation programme in Irish history.
The process: block drains, remove drainage infrastructure, raise the water table, allow sphagnum re-establishment. Within 3–5 years of rewetting, methane (CH₄) emissions from the saturated zone increase temporarily — this is ecologically normal — before the bog returns to net carbon sequestration over 10–15 years.
The carbon benefit is measured under verified methodologies. Bord na Móna has been working with verification standards aligned to Verra and UK Woodland Carbon Code equivalents. Irish peatland credits — when issued — are expected to be in the "removal credit" category, not just avoidance credits, which commands a price premium in voluntary markets.
Once rewetted and re-established, a functioning raised bog sequesters approximately 0.5–1.0 tonne of CO₂-equivalent per hectare per year. At 80,000 hectares of Bord na Móna land alone, full restoration could sequester 40,000–80,000 tonnes CO₂e annually within 15 years — not enormous compared to Ireland's total emissions, but measurable and permanent.
The additional 700,000+ hectares of blanket bog, wet heath, and cutaway across the country multiply this significantly. NPWS (National Parks and Wildlife Service) estimates suggest full national peatland restoration could contribute 2–3 million tonnes CO₂e per year in avoided emissions plus sequestration by 2050 — roughly equivalent to removing 1.5 million cars from Irish roads.
The voluntary carbon market is increasingly interested in high-quality peatland credits. Here's what makes Irish peat credits commercially interesting:
Additionality. Bord na Móna land was producing peat-derived electricity until 2023. The emissions baseline is not hypothetical. The additionality case — that restoration would not happen without carbon finance — is credible.
Co-benefits. Peatland restoration supports biodiversity (blanket bog is a priority EU habitat under Habitats Directive), water quality (peat-coloured water to downstream catchments reduces when bogs are intact), and tourism. Buyers paying premium prices in voluntary markets are often seeking co-benefits.
Permanence. Peatland carbon is considered more permanent than tree carbon once rewetted. The permanence buffer requirements under Verra VCS are lower for rewetted peatland than for afforestation credits.
The IUCN Peatland Programme and various EU funding mechanisms (LIFE programme) have financed Irish restoration work. Carbon credit issuance from Irish peatlands remains modest compared to potential — the methodology infrastructure is being developed.
For private landowners (farmers with peat soils), the ACRES (Agri-Climate Rural Environment Scheme) opened in 2023 with a specific "Commonage" and "High-Value Farmland" tier covering blanket bog and upland peat soils.
ACRES pays Irish farmers per hectare for management actions that protect peat carbon — mainly blocking drains, reducing stocking density on wet peat soils, and maintaining native vegetation. Rates are €300–700/hectare depending on tier and action.
This is functionally a government-funded carbon payment mechanism, even if not labelled as such. Farmers near voluntary carbon market access points (project developers, aggregators) can potentially stack ACRES payments with voluntary carbon credit income from the same land — but stacking rules under Verra and Gold Standard require careful legal structuring.
Land fragmentation. Much of Ireland's peatland is in small farm parcels, commonage with multiple legal co-owners, or split between private and state ownership. Aggregating land rights for a viable carbon project requires legal work that adds upfront cost.
Baseline measurement. MRV (measurement, reporting, verification) for peat carbon requires subsurface sampling (peat depth surveys, bulk density measurement) plus ongoing flux monitoring. This costs €30,000–100,000 per project at credible standard. Small projects are not economically viable without aggregation.
Temporary methane pulse. The initial CH₄ release post-rewetting has slowed some corporate buyers who are focused on near-term GHG accounting. The net benefit is clear over 10–15 years but less appealing for a company with a 2030 net-zero commitment.
Planning and drainage law. Altering drainage infrastructure on peatland can require planning consent under the Water Framework Directive and Land Drainage Acts. For Bord na Móna scale, this is navigated by specialist legal teams. For smaller private projects, it's a material barrier.
Ireland has the peatland asset, the restoration science, the NGO capacity (IPCC, An Taisce, BirdWatch Ireland are all active in peatland restoration advocacy), and the legal framework (Climate Action Plan 2024 explicitly includes peatland restoration as a LULUCF measure).
What's still being assembled is the carbon market infrastructure — project standards, aggregators, and corporate buyer relationships — to monetise that asset at scale. The next 3–5 years will determine whether Irish peatlands become a significant voluntary carbon market source or remain primarily a state-funded conservation project.
For investors and developers: Irish peatland carbon is high-quality, high-integrity, and under-monetised. The entry window is now.
Michael English is a technology entrepreneur and writer focused on blockchain infrastructure, carbon markets, and enterprise technology. He co-founded IMPT (impt.io), a carbon credit tokenisation platform, and BMIC (bmic.ai). Based in Ireland.