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CDMMethane avoidanceBrazilAMS-III.D

AWMS Methane Recovery Project BR07-S-31, Mato Grosso do Sul, Parana, Rio Grande do Sul, and Santa Catarina, Brazil

CDM-1531 ↗

#46of 104 in Brazil#110of 213 in CDM (UNFCCC)#21of 62 in AMS-III.D

5.0/ 10
Integrity
5.5
Transparency
4.5
Claim Safety
5.0
Documentation
4.5

Audit Analysis

A CDM landfill methane recovery project across four Brazilian states with a VVB-confirmed combined additionality test and no material findings, but limited by a project-specific baseline, contradictory leakage treatment between documents, and a sparse documentation set that omits the PDD and any verification report. The absence of verified ERR figures, FNRB details, and safeguards documentation leaves meaningful evidence gaps across all four scoring dimensions.

Red Flags

  • Leakage treatment is contradictory: the monitoring report (Mar 2011) records leakage as not addressed, while the validation report (Aug 2011) deems it negligible — no quantified deduction or explicit justification is provided in either document.
  • Total ERR figures differ between the two monitoring reports (12,332 in the 2011 report vs 14,423 in the 2009 report), a ~14% discrepancy with no documented explanation for the change.
  • No safeguards, FPIC, or grievance mechanism information is found in any available document for a project operating across four Brazilian states.
  • Verified ERR figure is not present in the extracted record, preventing an independent cross-check of claimed reductions.

Credit Vintages

IssuedRetiredAvailable
2011
14,422014,422
2012
12,023012,023
Total26,445026,445

Risk Indicators

Additionality

VVB-confirmed combined test

Permanence

No buffer pool or reversal data found

Leakage

Contradictory treatment, no quantified deduction

Baseline

Project-specific, no reassessment data

Safeguards

No FPIC, grievance, or safeguards documented

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-08-25AMS-III.D

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