I just found these today, while looking for information about the new mushroom-based, environmentally-friendly alternative to leather. This is so exciting! One day, perhaps, plastics will finally be history, and our planet will start to recover from all the plastic waste we've been throwing at it.
https://daily.jstor.org/company-uses-mushrooms-grows-plastic-alternatives/
https://daily.jstor.org/company-uses-mushrooms-grows-plastic-alternatives/