WattSwap / Blog

The Green Energy Credit
Knowledge Base

Clear, authoritative guides on RECs, carbon credits, and renewable energy markets — for sustainability professionals who need to make decisions, not read fluff.

Upcoming Webinar

REC Market Trends 2026 — How to Buy Smarter

Join our free live session covering the 2026 REC market outlook, procurement strategies, and what corporate buyers need to know before the compliance season rush.

Coming May 2026 60 minutes Free
Reserve Your Spot →

How to Buy Renewable Energy Certificates (RECs): A Corporate Procurement Guide for 2026

Step-by-step guide for corporate sustainability teams sourcing RECs in 2026 — procurement channels, registry deadlines, framework eligibility, and quality standards.

How to Choose a Carbon Credit Registry: Verra vs Gold Standard vs ICVCM

Verra, Gold Standard, or ICVCM? A practical comparison of carbon credit registries for corporate buyers — coverage, costs, recognized standards, and how to choose the right one.

What Is a Guarantee of Origin (GO)? EU Energy Certificates Explained for 2026

GOs certify renewable electricity origin across the EU — the primary instrument for CSRD compliance, RE100, and credible Scope 2 claims. Here's what every European sustainability and procurement professional needs to know.

How to Buy Green Hydrogen Energy Certificates (GHECs): A Corporate Procurement Guide for 2026

GHECs are the fastest-growing energy attribute certificate type. This guide covers what GHECs are, how they differ from RECs and carbon credits, and the step-by-step procurement process for 2026.

India's Green Energy Trading Revolution: How the CCTS Launch Unites Carbon Credits, RECs, and GHECs in 2026

India's Carbon Credit Trading Scheme (CCTS) launches mid-2026, unifying carbon credits, RECs, and GHECs under one roof. Here's what corporate sustainability professionals need to know about this market transformation.

Carbon Credit Price Guide 2026: REC, Carbon Offset & GHEC Pricing Explained

What are carbon credits, RECs, and GHECs actually trading for in 2026? Complete pricing guide for corporate sustainability teams navigating compliance and voluntary markets.

Carbon Credit Price Trends 2026: What Corporate Buyers Need to Know Before They Trade

Carbon markets in 2026 are not behaving the way most sustainability teams expected. Voluntary carbon credit prices have partially recovered, but the spread between high-quality and low-quality credits has never been wider. Here's the market overview you need before you buy.

Carbon Credit Market Trends Q2 2026: EU ETS, Pricing & Buyer Signals

EU ETS above €90/t, voluntary carbon recovering to $15-20/VCST, CBAM tightening compliance pressure — the Q2 2026 signals are clear. Here's what corporate sustainability buyers need to know right now.

What Are RECs? A Complete Guide to Renewable Energy Certificates

Everything you need to know about Renewable Energy Certificates — what they represent, how they're issued and retired, who buys them, and how they're traded on markets like WattSwap.

Carbon Credits vs RECs: What's the Difference?

Carbon credits and RECs are both environmental instruments — but they measure different things, serve different purposes, and trade in separate markets. Here's how they compare, and why WattSwap lets you trade both.

How to Buy Carbon Credits in 2026: A Buyer's Guide

A practical guide for corporate buyers entering the voluntary carbon market — covering credit types, quality verification, pricing benchmarks, and how to execute your first trade on a regulated exchange.

Scope 2 Emissions and RECs: How to Meet Your Corporate Clean Energy Targets in 2026

Electricity is the biggest source of corporate Scope 2 emissions — and RECs are the primary tool to address them. Here's exactly how RECs reduce market-based Scope 2, what quality standards apply, and how to execute procurement in 2026.

Best Carbon Credit Exchange in 2026

The voluntary carbon market crossed $2.5B in 2025. Compare Toucan, Carbonmark, KlimaDAO, Powerledger, Xpansiv, and WattSwap — fees, settlement speed, credit quality, and which platform fits your buyer profile.

REC Marketplace Comparison: Where to Trade Renewable Energy Certificates

The global REC market hit $26.45B in 2025 and is growing 11.2% annually. Compare Xpansiv, TraceX, GreenPowerHub, Powerledger, and WattSwap for fees, minimums, settlement speed, and which platform fits corporate REC buyers.

What Is the WATT Token? The Universal Green Credit Settlement Currency

Green credit markets use different settlement tokens across every platform. WATT unifies carbon and REC trading on a single exchange with registry-backed value, not speculative tokenomics. Here's how it works.

Ready to trade renewable energy credits?

WattSwap is the unified exchange for RECs, carbon credits, and GHECs — instant settlement, 0.4% transparent fees.

Open Exchange →