How to calculate

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How is your website impacting the planet?

You can estimate your website's carbon footprint by using the website carbon calculator.

The internet consumes a lot of electricity. 416.2TWh per year to be precise. To give you some perspective, that’s more than the entire United Kingdom.

From data centres to transmission networks to the devices that we hold in our hands, it is all consuming electricity, and in turn producing carbon emissions.

In a recent blog by Sean Sadler, Creating a net zero strategy Sean detailed how major public cloud providers now offer tools to enable you to calculate your carbon footprint, when consuming the relevant services, which are all detailed below.

Microsoft (Azure)

Google (GCP)

AWS Customer Carbon Footprint Tool

It is more difficult to obtain details on your carbon footprint at smaller public cloud providers, but there are free tools available that can help with this. One such tool is the Open Source Cloud Carbon Calculator (sponsored by Thoughtworks).

We'll be adding to this page with contributions from guest editors.