Mycelium Running by Paul Stamets

Food, medicine, communications, soil structure and function, nutrient cycling, and bio-remediation. This book covers a lot of topics and is very accessible. This book is a must-have even if you aren’t directly interested in fungi. What they facilitate in the soil, however, is critical and without them, life would look very different on planet Earth.

Mushrooms have been around for 420 million years. They have shaped this planet in ways we are only now discovering. The Prototaxites could reach 26 ft in height with a three ft wide "trunk".

The very topsoil that we depend on for almost everything is built my mineralizing rock. Many species of mushrooms do this.