There are a few options for the most environmentally friendly fuel to burn. One option is natural gas. Natural gas is composed of mostly methane, which is a very clean burning fuel. When burned, natural gas emits very low levels of carbon dioxide and other pollutants.
Another option for an environmentally friendly fuel to burn is propane. Propane is also a very clean burning fuel, emitting low levels of carbon dioxide and other pollutants when burned. Propane can be used in many different ways, making it a versatile and convenient choice for those looking for an environmentally friendly fuel option.
Finally, another option for an environmentally friendly fuel to burn is biodiesel. Biodiesel is made from renewable resources like vegetable oil or animal fat, making it a sustainable and renewable resource. Biodiesel burns cleaner than traditional diesel fuels, emitting lower levels of carbon dioxide and other pollutants into the atmosphere.