Abs (Danieli) presents a 572 million sustainability plan - Finance & Business. Acciaierie Bertoli Safau spa, steelmaking division of the Danieli group of Buttrio, today presented a sustainability plan aimed at "reducing CO2 emissions, increasing the circular economy and the environmental sustainability of the supply chain" Around half of the investments will be made by 2026 with the Digital greenplant, the new line that will allow the production of around 700 thousand tonnes/year of low-emission products.