This Startup's Making Paper Out of Stone, Not Trees

Stone tablets were one of the earliest writing tools used by man before paper. One Japanese entrepreneur now plans to take things full circle by making paper out of stone. Nobuyoshi Yamasaki’s venture TBM Co. makes paper from limestone, a rock it proclaims is "almost inexhaustible." He says it’s the answer to concerns over deforestation and water shortages, with world demand for paper set to double by 2030.
Read more: https://www.bloomberg.com/news/articles/2017-06-15/the-former-used-car-salesman-who-s-squeezing-paper-from-a-stone?source=Snapzu