According to the World Health Organization, 2.5 billion people lack access to modern sanitation services. But a group of students from University of British Columbia has created a toilet out of mushrooms that could solve some of the most pressing problems when it comes to clean, safe sanitation–when the toilet is full, you can plant it the ground where the entire thing becomes fertilizer.

The project, called MYCOmmunity Toilet, is the winner of the 2018 Biodesign Challenge, which awards innovative student research at the intersection of design and biology.[…]