TOKYO (Reuters) - Enter the Neo. Part motorcycle and part toilet, it runs on eco-friendly biogas produced from sewage -- and recently completed a journey of more than 1,000 km (600 miles) across Japan ...
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 ...
Biogas digesters – a simple form of technology that turns waste into fuel – have been around for centuries. But only recently have intrepid urban homesteaders begun adding this nifty piece of ...