Biogas is a mixture of gases formed anywhere organic material decomposes in the absence of oxygen, such as underwater, deep in a landfill, bubbling out of municipal solid waste, or in the guts of ...
Biogas and anaerobic digestion made number one in HowStuffWorks' list of wacky alternative energy, and poop-to-energy biogas projects have proven popular on Discovery News too. From biogas in Haitian ...
The waste that goes into the anaerobic digester facility under construction in Yaphank is as important as the products that come out. What goes in: organic materials like food past its prime and the ...