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Ratings resources

Always transparent. Explore our ratings methodology, sub-sector frameworks and processes.

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BeZero Carbon Rating ex ante methodology

Assess projects that have yet to issue credits.

Download our methodology

BeZero Carbon Rating methodology

Assess projects that have issued credits.

Download our methodology

Methodology and analytical frameworks

  • BeZero Carbon Rating Methodology

  • Rating scale and definition

  • Understanding our lowest rating

  • Data standardisation framework for ratings

  • Data Disclosure Guidelines

  • Applied geospatial analysis

  • The BeZero Carbon ex ante Rating Methodology

  • Rating FAQs

  • Sector Classification Methodology

  • BeZero Carbon Portfolio Rating Methodology

Risk factor assessment frameworks

  • Additionality risk

  • Additionality as a limiting factor

  • Over-crediting risk

  • Leakage risk

  • Non-permanence risk

  • Buffer pool analysis in non-permanence risk

  • Information risk

  • Policy risk

  • Monitoring, reporting, and verification(MRV) risk profiles

Technology-based projects

  • Household devices methodology

  • Household devices and over-crediting risk

  • Renewable Energy methodology

  • Renewables - datasets and additionality risk

  • Energy Efficiency methodology

  • Non-Renewable Energy methodology

  • Landfill methodology

  • Landfill gas and over-crediting risk

  • Agricultural & organic waste methodology

  • Industrial Processes methodology

  • Wastewater methodology

  • Waste Reduction & Recycling methodology

  • Engineered Carbon Removals methodology

  • Biochar

  • Enhanced weathering

Nature-based projects

  • Avoided deforestation methodology

  • Afforestation, reforestation and restoration methodology

  • Afforestation, Reforestation & Restoration - additionality and non-permanence risk 

  • REDD+ and forest degradation risk assessment

  • Improved Forest Management methodology

  • Forest definitions and implications on over-crediting risk

  • Forest definitions implications - Indonesia and Papua New Guinea case studies

  • Mangroves methodology

  • Blue carbon sea level rise and implications on non-permanence risk

  • Soil Carbon & Agriculture methodology

Macro factor assessment frameworks

  • Project methodology assessment

  • Country level assessment

Governance and processes

  • Ratings governance

  • Assigning, monitoring and watch processes

  • Information availability and ratings withdrawal

  • Sector and portfolio reviews

  • Project developer engagement

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