Next steps and methodology

This holiday carbon calculator is one of the first steps in providing a tool for our visitors to travel more sustainably. We will be adding new functionality in the future to more accurately estimate the carbon impact of your trip and help you on your way to becoming a Sustainability Unicorn!

What is CO2e?

We display the results of the Carbon Calculator in CO2e, which stands for "Carbon Dioxide Equivalent" and measures CO2 as well as other greenhouse gases, such as methane and nitrous oxide.

Our methodology

You can find full details and explanations behind our carbon calculator and how it works on our methodology page.