VECTRA International

Scope 3 Emissions: Why Supply Chains Matter Most

Duration: 45-50 min Intermediate Certificate Course Updated Feb 2026

About course

For most industries, over 70% of emissions originate within the supply chain. These emissions are often invisible, unmeasured, and increasing. This lesson will equip you to identify, quantify, and report these crucial emissions.

  • Turn your supply chain into your greatest climate asset.

  • Gain confidence in managing your full carbon footprint.

  • Understand the strategic value of addressing Scope 3 emissions.

  • Learn effective methods to engage suppliers in your climate goals.

 

Course Outline

  • Understanding and Categorizing Scope 3 Emissions
  • Mapping Upstream and Downstream Emissions
  • Building a Scope 3 Inventory
  • Data Collection and Materiality Screening
  • Emission Calculation Methods (Spend-based, Average-data, Supplier-specific)
  • Setting Science-Based Reduction Targets
  • Supplier Segmentation and Engagement Strategies
  • Co-investment and Financial Support for Decarbonization
  • Reporting and Disclosure Mechanics
  • Managing Data Quality and Reporting Challenges

Course Outcome

Topic expert

Mary Shamla
Mary Shamla
Consultant

Mary is a sustainability specialist focused on decarbonization strategies and managing greenhouse gas emissions across the value chain. She specializes in quantifying Scope 3 emissions, identifying supply chain risks, and implementing "quick win" reduction projects that balance environmental impact with strong ROI. By optimizing energy consumption and engaging suppliers, Mary translates complex carbon data into actionable roadmaps that drive corporate sustainability and climate accountability.

Frequently Asked Questions

How do I access my purchased courses?

You will be able to access your purchases after you’ve successfully logged into your VECTRA account. This information will include links to each of the purchases for quick navigation. You will also receive an email with a link for your training.

Can I share my access to purchased courses with others?

No, sharing access is not permitted. Each purchase provides a single-user license. Sharing access may result in the termination of your account. If you are interested in making a group purchase for your company, please write at contact@vectra-intl.com.

Can I access my purchased courses on multiple devices?

Yes, you can access your purchased products and services on multiple devices, provided you are the account holder. This allows for flexible learning and usage.

Will I get a certificate upon completing an online course?

Some courses include certificates of completion. Please check the course details for confirmation.

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