When we posted about several "green gas" mills being built in the UK, it was easy to get carried away with all the pretty mock-ups of high-tech looking biogas facilities. The Premise of the Biogas ...

There is no wrong way to build a first biogas digester, so long as it results in the unforgettable experience of seeing the miraculous blue flame of biogas for the first time. Soon afterwards, however ...

The world produces a hell of a lot of waste and a great part of it is food waste. According to the United Nations Environment Program, around one third of the food produced in the world for human ...