Ol Donyo Wuas, Kenya by Janice Kelsey | Apr 26, 2020 | Africa, Our Projects March 12, 2010 oldonyowuas1 Image 3 of 3 The garden of biogas delights -- three buried ARTIs, one Solar CITIES IBC as primary digester and a three oil drum horizontal digester were experimented with at this park in Chyulu Hills National Park
