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How green is your cloud? Tools for reducing your cloud carbon footprint

Dan Lewis-Toakley, Green Cloud Lead for ThoughtWorks North America, covering the topics: moving to the cloud is greener, cloud native optimisation is best, software design impacts energy consumption, sustainable software should be company strategy.

Green Tech South West welcomed Dan Lewis-Toakley, Green Cloud Lead for ThoughtWorks North America to talk about understanding, measuring and reducing the energy and carbon emissions of public cloud use.

Dan delivered a fantastic talk where he took us through how to look at the impact of public cloud use on the environment, as well as how we can approach calculating and reducing these emissions. He introduced us to a new open source tool ThoughWorks has launched called Cloud Carbon Footprint as well as exploring existing tools in the space.

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About Dan

As the Green Cloud Lead for ThoughtWorks North America, Dan advises clients on strategies to help reduce the environmental footprint of their technology and oversees the open source project Cloud Carbon Footprint. He also works with climate justice movements to deliver software solutions to scale their growth and impact. Dan’s pronouns are he/him, and he loves ramen.

You can read our short interview with Dan ahead of his talk. 

Watch the event video

To make it easier for you to find what you’re looking for, here’s the key timings in the video:

👋 08:00 – A welcome from your meet-up organisers, Ellen, Hannah and Mike with a brief overview of GTSW and what we’re about

📢 15:40 – Our famous 60 second intros – a chance for attendees to introduce themselves, ask for help and tell us about something the group might find interesting

💚 25:10 – Dan’s talk

❓ 53:00 – Q&A session

🗓️ 01:02:40 – Round-up, other community notices and next event announcement

❓ 01:10:00 – Final round of questions.

One of the perks of holding events online, and having such a wonderful and engaging community, is we share a huge amount of useful resources and information throughout the event. Here’s a summary of what we unearthed.

Dan’s slides

Browse Dan’s slides below:


Or download the slides.

Links & Resources

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