This page continues the explanation: https://rainforestsaver.org/how-to-and-the-science/

related information:

• Agroforestry
• Abundance Agroforestry
• An Illustrated Guide to Agroforestry
• Natural succession of species in agroforestry and in soil recovery

Syntropic food forests are the way to go. The forest produces abundance, if only we are willing to work with it.