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Does it reduce your carbon footprint to fly at night? How much money can public transportation save you? And what's the optimum speed limit for car efficiency?
Transportation is one of the most effective ways that you can reduce your carbon footprint but do you know what forms of transport have the least impact by the numbers? Test your knowledge in our quiz:
What's Your Transport Footprint?
If you need to study first read these posts:
How to Go Green: Public Transportation
Winning the Eco-Argument: 'The Plane is Flying With You On It or Not, So Just Fly'
Why Are Bike Commuters Happier Than You?
That Cross Country Flight You Just Took Emitted as Much Carbon as the Rest of Your Life
