Gas vs. Air: The Cost Difference Between Fueling a Car and a Bike #1689930 (License: Personal Use)

The cartoon contrasts two transportation refueling methods: a man inserting a gas nozzle into a red SUV under a “GAS PREPAY INSIDE” sign, and a smiling cyclist using a free air pump for her bicycle tire beneath an “AIR FREE” sign. The scene highlights economic and environmental disparities between motorized and human-powered transport. Created by Ken Gerber in 2009, it underscores accessibility and sustainability in daily commuting choices.

This image is commonly used in articles or infographics about eco-friendly transportation, cost-of-living comparisons, urban mobility, or sustainability campaigns. It targets users seeking practical, low-cost alternatives to car dependency and aligns with intent around green living, budget travel, or active transportation advocacy.