There are all sorts of ways to create biofuel from a variety of available feedstocks and using different methods. All fuels burned in internal combustion engines release carbon into the atmosphere. Biofuels release the right kind of carbon—carbon that is already in the active atmospheric cycle. Fossil fuels add carbon to that cycle, and they do it at an alarming rate. That’s why we’ve climate change, global warming, ocean acidification, and many more related problems.
Gevo’s entire business model is to make fuels that are carbon neutral or better. Every step of the way, we remove carbon from the process: