Americans drive 30% of the world’s cars but are responsible for almost half of greenhouse gases emitted by automobiles globally. So if you’re going to take a joyride, perhaps consider a vehicle with a higher fuel economy! In this Huddle, you’ll find a variety of efficient cars and powering options. And we know that an 18 MPG hybrid truck probably won’t appeal to the die-hard, dark green folks out there but for those who need baby steps…