It’s a huge, essential industry that’s one of the leading contributors to pollution on this planet, steel production. So unlocking more sustainable ways to create steel may just be a key way to help curb the impact of climate change. John Mellowes, founder of BioCarbon, is our guest on today’s episode and is at the forefront of clean steel production. His secret weapon? Biochar! So if you’ve ever wondered about the science of steel and the brilliance of biochar (and importantly, what actually is biochar?) stay tuned!