The Green Pages

We put together a crowdsourced list of resources
to help organisations and individuals understand,
measure and reduce their digital carbon footprint.

  • All
  • Advertising
  • Awareness & Education
  • Content Production
  • Design
  • Measurement
  • Tech & Development


Scope3 is the only company to measure end-to-end emissions from across the media and advertising supply chain. Organizations can now make data-driven decisions to reduce their carbon footprint.


AdGreen exists to support the advertising industry’s transition to environmentally sustainable production methods. They provide the advertising production industry with expertise and opportunities to take action on environmental sustainability.

Carbon impact of video streaming

An in depth review of the research carried out as part of the DIMPACT project to assess the environmental impact of video streaming, with obvious overlap for the impact of the internet in general.

Cloud Carbon Footprint

An open source tool that provides visibility and tooling to measure, monitor and reduce your cloud carbon emissions. 

The Public Good

A great article from Daniel Hartley on different approaches and techniques for measuring the footprint of the Internet.


A great directory of low carbon websites


Use Lune’s software and API to integrate emissions calculations and quality carbon removal into every customer experience, turning climate impact into business growth.


Use streaming images and display advertising to reduce the amount of data transfer and therefore your emissions.

Product For Net Zero

Training programme for digital product teams

See your CO2 emissions while browsing, and sustainable development best practice reports for each page

The Sustainable UX Playbook

SUX was founded 2021 by a group of designers with the idea to develop a playbook to drive sustainability in UX and through UX, based on the Sustainable Development Goals (SDGs) of the UN and non-profit.

AdGreen Carbon Calculator

A free calculator which allows you to work out the carbon footprint of motion, stills and audio projects within advertising campaigns so that you can assess the environmental impact of your production activities.

Green Software Foundation

The Green Software Foundation is a non-profit with the mission to create a trusted ecosystem of people, standards, tooling and best practices for building green software.

The Ecomm Manager

An ebook covering all aspects of building a sustainable ecommerce website.

Zoom Emissions

Simple tool to measure the emissions from Zoom calls.


New e-commerce payment product from Stripe that would allow a percentage of the revenue from a transaction to go towards DAC projects.

Green Frame

GreenFrame integrates into your CI pipeline to help you understand the impact of your changes and improve your development practices.

Green Pixi

Website carbon footprint measurement tool and consultancy services for reduction.

Network Responsive Design

Tom Jarrett’s thought provoking blog containing research and experiments focussing on “digital products and services that work within planetary boundaries”

Sustainable Web Design

Tom Greenwood offers a practical path to faster, more carbon-efficient websites that are not only better for the planet, but better for our users.

Designing for Sustainability

Tim Frick’s book introduces a sustainable web design framework that focuses content strategy, performance optimization, design and user experience, and green hosting.

Shopify Carbon Offsetting Integration

CarbonCroc is an e-commerce integration that helps you measure and offset the environmental impact of every sale you make.

Carbon Calculator for Digital Advertising

A simple, easy-to-use carbon calculator to help you track the impact of all your digital advertising campaigns.

Beacon Web Page Measurement

Calculate the impact of a single unique visit to a web page and have a breakdown of the requests and guidance on lowering it’s impact.


Resources that enable you to craft greener, more sustainable websites.

Greener Design Resources

Includes various design principles, tips for communities, designers, agencies, blogs as well as lots of other resources, toolkits, templates and how to’s.

Website Carbon

Carbon calculator that allows users to assess the carbon footprint of any website. APIs are available and the open-source code is used across a number of other tools listed on The Green Pages.    

General best practices

A great article that lists 17 ways to make your website more energy efficient. N.B. these are actually across UX and Design as well as for developers.

Green Hosting Directory

Check to see if your website is using green hosting. Or use their directory to find a green hosting company.

Sustainable Web Design

An amazing set of tips and advice for designers, developers and content marketeers.

Sustainable Interaction Design Principles

An overview of how the Branch platform was designed sustainably.

Principles for designing sustainable services

Eight service design principles to design and implement services with an understanding of the impact they have on our planet.

Building a sustainable internet

A range of articles for designer and engineers on how to build a more sustainable internet.

Tips from a solar powered website

Some amazing tips on building a low carbon platform. It’s solar powered so it can go offline in bad weather!

Why measurement is so hard

A great explanation of the difficulties in settling on a single magic number to help estimate the emissions from a digital product.

The impact of colours

A video explaining the power requirements needed to make different colours on an LED screen.

AWS Cloud Credit for Sustainability

Cloud credit application form for sustainability projects built on AWS.

The Tree App

Watch a 60 second video and they’ll plant a tree for you. They have an integration for ecommerce to give customers the option to plant a tree on checkout.

General best practices

An article with tips for building a sustainable website.

Eco Grader

A tool to measure how green your website is

Positive Internet

UK based, wind powered data centre with rewilded land around it. What’s not to love? It’s powering The Green Pages!


An ethical advertising platform which converts ad engement into fundng for good causes around the world.

Cabin Analytics

Privacy-first, carbon-aware web analytics. No cookies, no consent banners, no ad networks. Uses the Website Carbon open-source code to provide the page emission data.

Plausible Analytics

Plausible is a lightweight (lower carbon!) and open-source website analytics tool. No cookies and fully compliant with GDPR, CCPA and PECR.

Climate Strike. Software

Climate Strike Software is software that uses the Climate Strike License, allowing developers to prohibit the use of their code by applications or companies that threaten to accelerate climate change.

Susty WP

A website that aims to act as a guide to making WordPress websites more sustainable.

Microsoft Sustainability Calculator

Gain insights into the carbon emissions of your Azure based IT and infrastructure to make more sustainable decisions.


AdGreen exists to support the advertising industry’s transition to environmentally sustainable production methods. They provide the advertising production industry with expertise and opportunities to take action on environmental sustainability.

Page weight tracking

A tool from the http archive for average page size tracking (which closely correlates to emissions of a web page).

Climate Action. Tech

A Slack community focused on empowering tech professionals to take climate action in various different ways. From engineering to infrastructure to sustainability projects.

Electricity Map

A world map showing the carbon intensity of the electricity we use and impact of digital products. Provides vital data for more advanced measurements.

Low carbon fonts

A blog focused on how to minimise the environmental and performance issues with custom fonts.

Low carbon iOS apps

A developer focused technical explanation on how to improve energy efficiency and user experience of iOS Apps

Ecosia Search

A search engine , powered by Microsoft, that plants a tree for every search you make.


A “Sustainability-as-a-Service” platform calculates and purchases carbon offsets to neutralize the environmental impact of everyday activities like ecommerce deliveries, ridesharing, flights, and more.

Green Design

A set of guidelines and best practices for a low-tech, energy efficient, and environmentally sustainable internet.

Key stats on energy used by data centres

Up-to-date information and stats on the energy requirements on the worlds data centres and transmission networks.


Ecoping provides a services that uses the WebsiteCarbon API alongside country specific emission data (from ElectricityMap) to produce a dashboard for websites based on both the size of your resources and where in the world they are being loaded from.

Sustainable Web Manifesto

Sign the manifesto to help build a more sustainable internet.

Microsoft training on sustainable development

A training module for developers. The Principles of Sustainable Software Engineering are a core set of competencies needed to define, build, and run sustainable software applications.

LiteSpeed Cache for WordPress

A sophisticated cacheing solution that also helps to reduce page sizes. Creates much fast web pages but also reduces their carbon footprint.

A low carbon eCommerce website

A great example of a low carbon ecommerce website using a wide range of techniques to minimise footprint.

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We’re very much in the process of learning about the environmental
impact of the digital industry so please browse this list of resources and if
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