Madrid bus operator will abandon diesel for good, it acquired 520 NGVs
Once you tried Natural Gas as a fuel (no matter if CNG or LNG) you won’t go back. Its technologically mature, clean, fuels up quickly, has no range anxiety problems, engines are far simpler than diesel, and best of all, they work out economically without the need for much subsidies at all. In fact, CAPEX for NG vehicles comes down while the growing complexity of diesel engines makes them more expensive. We have reached convergence.
NGV Journal 
