Leading British anaerobic digestion outfit Biogen has been hit with a fin of £5,000 for the pollution of a part of a stream in Bedfordshire. Bedford's Magistrates’ Court found that Biogen was guilty of a breach of its environmental permit at Clapham Biogas Plant back in November 2010, which is when liquid digestate that came from one of its tanks entered a tributary of Ravensden Brook. This incident was triggered by one of the pumps on an anaerobic digester being left on overnight, which lead to a considerably large quantity of digestate overflowing into a nearby field, as alleged by the ... Full Story

