CTM Cagliari deploys hydrogen buses as zero-emission fleet reaches 236 units, Italy April 6, 2026 | Europe News, News CTM Cagliari has deployed three hydrogen buses in Quartu Sant’Elena, bringing its total zero-emission fleet to 236 vehicles. The buses are part of a 15-unit batch procured via Consip, marking the firs... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password