Another fine for ‘reckless’ biogas-producer Pretoria UK: Plant operator prosecuted for turning stream “coal black” with silage liquor by Gareth Simkins Water samples closest to the source of the pollution were described as "coal black" Sign in to continue Sign in Email address Password Stay signed in Trouble signing in? Reset password: Click here Email: report@ends.co.uk. Call: 0208 267 5513 Register for a Free Trial 14 day limited access Daily, weekly & fortnightly email news bulletins Register Subscribe Prices on request Full access to ENDS Waste & Bioenergy Exclusive subscriber only bulletins Monthly Market Insight reports highlighting key trends EWB Plant Tracker access Individual and bespoke multi-user packages available See all benefits