Earlier in 2021, Google revealed it is working on improving the Google Maps app to offer environmentally friendly options for navigation. Today, the feature is officially available for Android and iOS Google Maps users across the US, coming to Europe sometime in 2022.
Google Maps eco-friendly routes
Whenever you type in the location you are headed to, Google Maps will give you the fastest and the most fuel-efficient route. You will also get the relative difference in fuel savings and the estimated time of arrival (ETA).