The GTE Journal

Guides for greener events.

Practical, honest writing on sustainable event planning: the standards, the checklists, and the decisions that actually move the needle.

Standards8 min read

What Is ISO 20121? A Plain-English Guide for Event Organizers

The international standard for sustainable event management, explained without the jargon: where it came from, what auditors actually look for, and when a lighter, aligned certification makes more sense.

October 2026Read article
Guides10 min read

Sustainable Event Planning: The Complete Checklist

A practical, phase-by-phase checklist for greening any event, from your first sustainability policy to post-event measurement, built around the seven categories we certify.

October 2026Read article
Guides7 min read

How to Run a Zero-Waste Event (Step by Step)

Zero waste doesn't mean perfection. It means designing waste out before the event starts. Five steps covering venue, registration, catering, signage, and measurement.

October 2026Read article
Certification6 min read

How to Get Your Event Green-Certified (Without the Corporate Price Tag)

Formal standards were built for corporations with compliance teams. Here's what certification actually requires, and the accessible path for events of any size.

October 2026Read article
Guides5 min read

Eco-Friendly Party Supplies We Actually Recommend

A shopping guide for planners: what to buy, what to rent, and what to skip entirely. Rent first, buy reusable second, compostable third, disposable never.

October 2026Read article

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