Some topics are just too enticing to pass up. Every school boy and many of us well past school age let loose with a chuckle when we hear the term cow flatulence. So it’s not a stretch to imagine that reports about the beneficial use of renewable natural gas from dairy digesters are difficult to extol with an entirely straight face. Why? Well, two reasons. First, it is a bit humorous, to some of us at least, when we hear about harnessing the power of cow poop to create a carbon-negative natural gas fuel. Second, it really is a good, smile-worthy thing when we learn innovative folks are finding new ways to create useful products from what would otherwise be a problematic waste material. Let’s unpack this topic a bit, because there are useful points for power and energy advocates.