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Renewable Gas Exhibition
September 29, 2026 — September 30, 2026 · 9:00 AM – 6:30 PM · Feria de Valladolid—6th Salón del Gas Renovable, 29–30 September 2026 at Feria de Valladolid, Spain: professional exhibition for biogas, biomethane and other renewable gases, held in parallel with the 19th International Bioenergy Congress (AVEBIOM).