Anaerobic Digestion Information

 

http://blogs.extension.org/andig1/

...Our third series contains seven modules focused on the use of anaerobic digestion technologies. Details of the process are introduced, as well as factors that influence start-up, operation and control of anaerobic digesters at different scales...

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https://attra.ncat.org/attra-pub/download.php?id=339

...Anaerobic digestion is a simple biochemical process by which waste products can be con- verted to energy. Using manure, plant waste, crop residue, food scraps or other waste products, farmers can reduce their dependence on fossil fuels while saving money, reducing greenhouse gas emissions and solving odor problems (not to mention producing high-quality compost fertilizer as a by-product). This publication provides a beginner’s guide to using anaerobic digestion to produce usable biogas on a small scale with a minimal investment...

 

http://www.uwosh.edu/sustainability/resources/teaching-resources/documen...

...BIODIGESTER FACT SHEET
The digestion process
When people eat food, the food passes through their digestive system. The food
material that the body does not use is expelled from the body in the form of urine, feces and gas. A critical part of digestion in animals is done by microbes. Some of the microbes in digestive systems and in nature produce a gas, methane, as a waste product...