Greenest

It's one of the greenest cities in the world.

The sapphire, azure gem that emulates heaven's loftly arch, shall gleam, and softly there the verdant emerald shed its greenest light, and fiery carbuncle flash forth its rosy rays from the pure gold.

Chief executive Andrew Haines said: "Rail is already the cleanest and greenest mode of transporting large numbers of people and goods, but we're committed to cutting our carbon footprint even further. [...]."