What are Scope 3 emissions?
Indirect value-chain emissions, common examples, and where supplier renewable electricity fits.
FAQ hub
Answers about renewable energy certificates and Scope reporting.
Start with a short answer, then open the related guide when you need the full GreenPowerHub workflow for sourcing, RFQs, marketplace activity, or documentation.
Browse answers
Start with the question closest to your search.
Each answer page gives the short definition first, then routes you to the deeper guide or workflow when the topic becomes practical.
Scope and reporting
Short answers about Scope 2, Scope 3, purchased electricity, and emissions categories.
What are Scope 2 emissions?
Purchased electricity, steam, heat, cooling, and the role of market-based reporting.
How do you address Scope 2 emissions?
Energy data, renewable electricity sourcing, EACs, and market-based documentation.
What are Scope 1, 2, and 3 emissions?
A practical comparison of direct, purchased-energy, and value-chain emissions.
How do you reduce Scope 3 emissions?
Supplier engagement, renewable electricity, and why certificates are only one part of the work.
What is purchased electricity?
What purchased electricity means in Scope 2 reporting and renewable certificate sourcing.
Certificate basics
Definitions for EACs, GOs, REGOs, I-RECs, and renewable energy certificates.
What are Energy Attribute Certificates?
What EACs document, which systems exist, and how companies use them.
What are RECs?
What Renewable Energy Certificates represent and how they relate to EACs, GOs, and claims.
What is a Guarantee of Origin?
The European renewable electricity certificate and what it proves.
What is EECS?
The European Energy Certificate System behind many GO and AIB certificate workflows.
What is a REGO?
The UK renewable electricity certificate and how it differs from GOs, RECs, and I-RECs.
What is an I-REC?
A renewable electricity certificate used in many markets outside Europe and North America.
Buying, selling, and tracking
Practical answers for buyers, sellers, companies, and teams managing certificate workflows.
How do you buy Guarantees of Origin?
Market, volume, vintage, technology, RFQ criteria, and documentation requirements.
How do you sell Guarantees of Origin?
Certificate details, buyer requirements, and structured marketplace or RFQ workflows.
How do you buy renewable energy certificates?
How to define REC, EAC, or certificate needs before comparing offers.
How do companies buy I-RECs?
Country coverage, certificate attributes, reporting needs, and documentation.
How do you sell RECs?
Seller information buyers need and how RFQs make offers comparable.
How much do renewable energy certificates cost?
The market, technology, vintage, supply, demand, and documentation factors behind cost.
How do companies track GO and REC certificates?
How teams track markets, volumes, vintages, cancellations, claims, and sourcing records.
What is REC compliance and procurement strategy?
How teams define market rules, certificate criteria, sourcing routes, and documentation.
Next step
Need to turn an answer into a certificate workflow?
Use certificate market coverage, RFQs, marketplace activity, and documentation workflows when the question moves from definition to sourcing.