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Course Introduction: Why Emission Factors Matter

Course Overview

Foundations: What Is an Emission Factor?

Data Sources and Standards Landscape

Authoritative Databases: DEFRA, EPA, ecoinvent, ADEME

Other Useful References and Crosswalks

Accuracy Levers: Regional and Sectoral Differences

Regional Variability and Time Sensitivity

Sector-Specific Considerations

Selecting and Managing Emission Factors for Your Business

Choosing Appropriate Sources and Documenting Assumptions

Quality Control, Versioning, and Change Management

Practice and Checks: Quizzes and Feedback

Quiz: Emission Factor Fundamentals

Quiz: Sources and Selection

Quiz: Regional and Sectoral Differences

Quiz: Scope Applications and Boundaries

Quiz: Quality, Uncertainty, and Documentation

Course Survey: Feedback and Next Steps

$ (USD)

Accurate carbon accounting starts with getting emission factors right. Getting Emission Factors Right: Data Sources for Accurate Carbon Accounting gives sustainability practitioners, analysts, and ESG leaders a clear, practical roadmap for sourcing, selecting, and managing the data that drives Scope 1, 2, and 3 reporting. You’ll learn what an emission factor is, how it converts activity data into CO2e using appropriate GWPs, and why quality dimensions—representativeness, completeness, transparency, and uncertainty—matter for audit-ready disclosures. The course maps the standards and databases you’ll rely on, from DEFRA and the U.S. EPA to ecoinvent and ADEME, and shows when to use location-based versus market-based electricity factors. You’ll explore regional and sectoral nuances—like grid intensity, fuel quality, refrigerants, biogenic emissions, and land-use implications—so your inventories reflect real-world operations. Finally, you’ll build a durable factor library with version control, metadata, and evidence files, and practice with quizzes that reinforce fundamentals, selection logic, and boundary setting. By the end, you’ll be able to choose fit-for-purpose factors, document assumptions, manage updates across cycles, and communicate uncertainty with confidence—turning carbon data into better business decisions.

02 - Getting Emission Factors Right

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            <p>Accurate carbon accounting depends on getting emission factors right—choosing data that truly reflects your activities, geographies, technologies, and reporting boundaries. This course equips you to do exactly that. You will learn what an emission factor is, how it combines with activity data to produce CO2e, and why quality dimensions such as representativeness, completeness, transparency, and uncertainty determine the credibility of your results. We connect these fundamentals to Scope 1, 2, and 3 reporting, clarifying the role of Global Warming Potentials, direct versus indirect emissions, and the practical implications for business decisions.</p>

<p>Beyond definitions, the course maps the landscape of authoritative sources—DEFRA, EPA, ecoinvent, ADEME—and explains where each excels by sector, geography, licensing, and update cadence. You will compare location-based and market-based grid electricity factors, navigate industry association data and LCAs, and balance supplier-specific primary data with secondary databases. We highlight accuracy levers such as regional variability, time sensitivity, fuel quality, technology differences, vintage alignment, and border adjustments, alongside sector-specific nuances for energy and stationary combustion, purchased electricity and heat, purchased goods and services, freight, travel, waste, refrigerants, biogenic emissions, and land use. Finally, you will build practical skills for selecting factors using a materiality-driven hierarchy, handling data gaps, documenting assumptions and boundaries, version-controlling a factor library, assessing uncertainty with sensitivity checks, and preparing audit-ready evidence. Quizzes throughout reinforce learning and help you apply consistent, traceable methods across reporting cycles.</p>
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