Italian steelmaker Acciaieria Arvedi achieves world-first net-zero emissions certification 28 years ahead of European targets through €500 million investment. The company produces steel at 133 kg CO₂ per metric ton intensity using electric arc furnaces & renewable electricity. Arvedi launches Arvzero carbon-neutral brand, securing Mercedes-Benz partnership supplying 200,000 metric tons annually, demonstrating that environmental leadership generates competitive advantages & premium automotive customer relationships.