When opened in spring 2007, the Gasendal plant, was the largest biogas upgrading facility in the world.
To stop eutrophication of the sea, Gryaab treats the Gothenburg region waste water. The residue, sewage sludge, is turned into soil, fertilizer and a climate-friendly vehicle fuel.
The digestion facility for the produktion of biogas is one of the bigger in Sweden, treating about 85,000 tons of organic material every year.
Large scale anaerobic digestion of both industrial and municipal biodegradable waste with production of high grade bio-methane for the transport sector.