And where you have huge profit potential, you get, well, skewed motivations.
Today's profit frontier is "anarobic digestion" for everything from manure to wood chips and sapling trees and poultry processing waste... turn rural waste into methane. Natural gas. Gold in them 'thar hills and paddies!
BioEnergy Solutions for Profits and Carbon Credits
But you can learn more by creating your own smelly manure digester. Perfect to learn about the process.