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

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.

Website Emission Dashboards

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
there’s something missing, please fill in the form below.

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