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GSSolar Thermal - HeatMadagascarGeneral Methodologyv2.1

ADES Solar and efficient stoves in Madagascar

GS-831 ↗ · current registry ID: GS464

#3of 6 in Madagascar#238of 540 in Gold Standard (GS)

5.1/ 10
Integrity
5.0
Transparency
5.5
Claim Safety
4.5
Documentation
5.5

Audit Analysis

The ADES Solar and efficient stoves project in Madagascar has a sound design with VVB-confirmed additionality and appropriate safeguards, but is undermined by a chronic pattern of data quality failures including double counting, inconsistent databases, and numerous unresolved corrective actions across multiple verification cycles. The verified emission reductions represent only about 68% of the project developer's claims, and CORSIA eligibility without a clear CCP status introduces dual-channel risk.

Red Flags

  • Double counting of households using multiple stoves registered under different users was identified in the verification report
  • Verified ERRs (559,227 tCO2e) represent only ~68% of the project developer's claimed figure (824,243 tCO2e), indicating significant over-claiming in the monitoring report
  • Multiple Forward Action Requests remain open across verification cycles, including unresolved issues on institutional stove baselines, KPT sampling, and usage survey methodology
  • CORSIA eligibility confirmed while CCP status is not stated in available documents, creating potential dual-channel crediting risk
  • Sales records described as lacking transparency and consistent location data entry; quality control and quality assurance not applied per verification findings

Credit Vintages

IssuedRetiredAvailable
2008
1,9461,9460
2009
4,5834,5830
2010
8,2128,2120
2011
24,11024,1100
2012
63,06963,0690
2013
116,358116,3580
2014
181,996181,9960
2015
163,057163,0570
2016
226,182225,1821,000
2017
287,347283,3404,007
2018
312,511312,5110
2019
357,766357,7660
2020
338,520338,5200
2021
469,066459,7069,360
2022
507,963203,314304,649
2023
356,97525,873331,102
Total3,419,6612,769,543650,118

Risk Indicators

Additionality

VVB-confirmed investment test

Permanence

Avoidance type, no reversals, buffer pool not stated

Leakage

0% deemed negligible, not quantified

Baseline

Project-specific, reassessed 2022

Safeguards

FPIC, grievance mechanism, benefit sharing documented

Double-claim

CORSIA eligible, CCP status not stated

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Analysis ProvenanceScored2026-09-01General Methodology v2.1

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