“Countries where electricity is mainly generated from natural gas. Electric car carbon footprint is globally equal to diesel car or gasoline car” Is this true?

“Countries where electricity is mainly generated from natural gas. Electric car carbon footprint is globally equal to diesel car or gasoline car” Is this true? My understanding is that EV’s power by electricy generated from natural gas is better than gas powered cars. This Scientific American article gives a lot of detail on where EV’s are better in the US https://www.scientificamerican.com/article/electric-cars-are-not-necessarily-clean/ https://www.scientificamerican.com/article/electric-cars-are...