To go even more carbon neutral, try using a push mower: https://www.scotts.com/en-us/products/tools-accessories/scotts-classic-20-reel-push-mower https://www.s

To go even more carbon neutral, try using a push mower: https://www.scotts.com/en-us/products/tools-accessories/scotts-classic-20-reel-push-mower https://www.scotts.com/en-us/products/tools-accessories/scot... They are loads of fun! Your grass ends up looking better too. (I have a small yard that was previously mowed using a string trimmer.)