Tag: Verification

German authorities withdrew credits from at least 30 China-based upstream projects deemed suspicious or overstated, including credits bought by ExxonMobil.

We have withdrawn our article of 21 August 2026, which said that Xeptagon's exchange had gone offline. On 12 October 2026 the exchange is online.

What a carbon credit vintage is, how CORSIA and exchange rules devalue old vintages, and verified price spreads from public order book data.

Step-by-step tutorial to verify a carbon token on-chain: finding the Toucan BCT pool contract, reading a real retirement transaction, and linking the on-chain data to the Verra registry.

Wrapped carbon tokens are backed by credits still active in a registry; retired-backed tokens by credits already consumed. The difference decides double counting risk, and the Toucan-Verra case shows why.

Australia’s Climate Active shutdown signals a shift from label-led carbon neutrality to evidence-led claims, with new risks for buyers, suppliers, and investors.

Public transit is emerging as a carbon credit source. Kochi Water Metro shows how electric ferries, MRV, and avoided emissions can create credits.

Congo’s REDD+ reform pause could reshape carbon credit credibility, with logging policy, land rights, and governance now central to buyer due diligence.

Carbon Streaming’s UpEnergy default shows how prepaid cookstove streams can fail, reshaping risk, pricing, diligence, and contract design in carbon markets.

Forest LiDAR can raise biomass estimates, but MRV credibility still depends on calibration, ground truth, and conservative carbon accounting.