🎈Helium is the only truly non-renewable resource, and it's essential for things like MRI machines and nuclear reactors, so should we be worried that we're going to run out at some point? And, we turn air into food, so why can’t we get carbon to leave the atmosphere – or helium to stay? In this episode, we dive into the gassy soup that surrounds Earth. 🧬 New episodes of Huh? Science Explained drop every Monday and Friday. Subscribe on the LiSTNR app to make sure you don’t miss an episode. 🔬 Follow us on TikTok @aussiesciencepodcasts.  👩‍🔬 Ellen Phiddian is a science journalist at Cosmos. She has a BSc (Honours) in chemistry and science communication, and an MSc in science communication, both from the Australian National University. See omnystudio.com/listener for privacy information.