What’s the Most Energy Efficient Form of Transportation
Prairie Eco-Thrifter
APRIL 15, 2011
But due to the improving economy and chaos in the Middle East, the price of oil is quickly climbing back up. I certainly hope not, because I personally believe if that happened it could sink us into a depression. Wikipedia says a 140 lb person walking at 3 miles per hour uses about 330 kJ per mile. Bicycling – 0.18
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