As automotive milestones go, hitting 200 mph in a car is more elusive than you might think.

Just 25 years ago, even the most offensively priced, outrageously sculpted supercars were incapable of such speed. It wasn’t until 1987 that Ferrari crossed that Rubicon with the stunning F40. But even that is open to debate, because as late as February 1991, the fastest production car tested by Car & Driver was an F40 that could muster a mere 197 mph.

Even now, the list of near-misses is longer than a Maybach 62. Porsche’s venerable 911 Turbo S runs $160,000 but peters out at 196. The Mercedes-Benz...

The greenest car in all the land is, according to the folks at Green Car Journal, the Honda Civic Natural Gas, that CNG-burning staple of municipal fleets.

The gassy Civic, formerly known as the Civic GX, has long been the Rodney Dangerfield of alt-fuel cars, lost in the loooooong shadow cast by enviro-darlings like the Toyota Prius and techno-marvels like the Nissan Leaf and Chevrolet Volt. But the fact is you won’t find a cleaner, greener internal-combustion vehicle on the road in America.

And that is why the Journal named the CNG Civic its Green Car of the Year.

“There is no other vehicle l...