How coastal ecosystems store carbon, and how credible blue-carbon markets work — MRV, additionality, permanence and policy, without the hype.
149 articles
How a lifecycle assessment of farmed seaweed actually works — functional units, system boundaries, allocation and the pitfalls that produce misleading footprints.
Priya Raman ·
Scientists measure blue carbon by coring the seabed. Here is how a sediment core is taken, dated and turned into the carbon numbers behind coastal credits.
Dr. Mara Ellison ·
Can a 30-hectare marsh or village kelp site really earn carbon income? A plain guide to costs, pathways and honest alternatives for small projects.
Priya Raman ·
The TNFD framework is pushing companies to measure and disclose nature-related risks. Here's what it means for coasts, oceans and marine business.
Priya Raman ·
Every blue carbon number carries error bars. Here is how uncertainty is measured, discounted and buffered — and how to read a carbon account like an analyst.
Priya Raman ·
What happens when a third-party auditor arrives at a blue carbon project — the documents, the field visits, the math checks and the verdicts.
Priya Raman ·
The voluntary carbon market turns verified emissions cuts into tradable credits. How it is governed, what went wrong, and where ocean carbon fits.
Priya Raman ·
Voluntary and compliance carbon markets run on different rules, prices and claims. Where blue carbon credits fit today, and where the boundary is moving.
Priya Raman ·
Additionality is the make-or-break test of every carbon credit: did the credit cause the climate benefit? How the counterfactual is tested — and faked.
Priya Raman ·
Article 6 of the Paris Agreement lets countries trade carbon credits. This explainer asks what that plumbing means for coastal blue-carbon projects — and what's still missing.
Priya Raman ·
Biodiversity credits promise funding for nature restoration that carbon markets can't reach. Here's how they work, what can go wrong, and where marine ecosystems fit.
Priya Raman ·
Blue carbon credits fund coastal restoration at scale — when they're done right. Who buys them, who sells them, how the market works, and where kelp fits.
Priya Raman ·
MRV — monitoring, reporting, verification — is the machinery that makes blue carbon credits real. How coastal carbon claims get measured and audited.
Priya Raman ·
How blue carbon fits into the Paris Agreement — NDCs, Article 6 trading, national inventories and coastal-wetland accounting — and where kelp stands.
Priya Raman ·
How buyers should assemble a blue carbon portfolio: mixing ecosystems, vintages and risk tiers, demanding MRV, and avoiding the traps of single-project bets.
Priya Raman ·
A working guide to operating a carbon registry account for an ocean project: onboarding, issuance workflows, serial numbers, transfers and pitfalls.
Priya Raman ·
Blue carbon credits can fund real coastal restoration — or expensive stories. A practical due-diligence checklist for corporate buyers before they sign.
Priya Raman ·
What the ICVCM's Core Carbon Principles are, how the CCP label works, and what it does — and doesn't — tell buyers of blue carbon credits.
Priya Raman ·
Kelp carbon only matters for climate if it stays out of the air for centuries. How kelp carbon reaches the deep ocean — and what engineered sinking must prove.
Dr. Lena Fischer ·
Kelp grows as fast as any forest on Earth, but where does its carbon actually go? The genuine science, the real sinks and the honest uncertainties.
Dr. Mara Ellison ·
Follow kelp carbon from satellite canopy map to verified credit: the fieldwork, biomass models, fate tracing and audits behind blue carbon MRV at sea.
Dr. Mara Ellison ·
Can a kelp farm claim carbon credits? Honest farm-level carbon accounting: the emissions ledger, the removals question, and the claims that hold up.
Priya Raman ·
Nature-based climate solutions can fund real restoration or sell attractive stories. The integrity checklist that separates credible projects from greenwash.
Priya Raman ·
Stored carbon is a promise about the future. How permanence risk, buffer pools and reversal mechanisms keep that promise honest across carbon markets.
Priya Raman ·