We work towards a fossil-free internet by 2030
The Green Web Foundation is an independent non-profit that tracks how much of the internet runs on green energy. Manage the environmental impact of your digital products. Apply best practices in digital sustainability. Advocate for a more sustainable and just internet.
Get Verified
Are you a hosting provider using green energy? Get verified for free. Your services will be listed in our Green Web Dataset — accessed millions of times a day.
WHAT WE DO
DATASET
Check if a website runs on 100% green energy. View public evidence of claims. Download our open dataset or use our API.
CO2.js
Estimate the carbon emissions of apps, website and software with our open source Javascript library.
FELLOWSHIP
Meet movement leaders who advocate for a sustainable and just internet and learn how to green their practice.
Branch Magazine
An online, carbon-aware magazine written by and for people who dream of a sustainable and just internet for all.
Recipient of the Ars Electronica Award for Digital Humanity.
Issue 5: Critical Carbon Computing has just landed!
Developer docs
Documentation on how to use our open source libraries and tools.
Green Web Library
Curated resources about digital sustainability and more.
Green Screen Coalition
Connecting digital rights and climate justice practitioners and funders.
SUPPORTED BY
Blog
- How much of the internet is covered by credible Net Zero targets? An update:
Over this summer, we ran a project with our friends at Wikirate – a non profit dedicated to the idea of “Wikipedia, for corporate social … Read more - Presenting Branch Issue #6: Green ScreenA burgeoning community of grassroot and Indigenous organizers, digital rights and environmental NGOs, and philanthropic donors are on multiple, and at times converging, journeys to … Read more
- Digital Transformation and Climate Action: Still in the Clouds?Climate and cloudsIt wasn’t until I started working on climate change that I realized how essential clouds are. Of course, I remember drawing clouds in … Read more
Press
- Die Zeit: “Ist Surfen schmutziger als Fliegen?” (August 2023)
- Hosting Advice: The Green Web Foundation: Promoting a Fossil-Free Internet with Groundbreaking Green Initiatives (July 2023)
- Triple Pundit: It’s Time for the Internet to Become More Sustainable, Says New Coalition (April 2022)
- BBC Digital Planet: How Green Is Our Data? (November 2021)
- Zeit Online: “Ihr Cappuccino hat den gleichen CO₂-Fußabdruck wie zwei Stunden Zoom” (September 2021)
- Gizmodo: The Planet Needs a New Internet (August 2021)