It takes 240 trees to absorb the CO₂ produced from one car in a single year. Building dense, walkable cities where more people can live a car-free lifestyle saves trees in the exurbs and makes a bigger difference than the most heavily forested backyard.
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RIP Dr. Shoup. You made so many people (including me) think so radically differently about something we thought was so mundane. And yet somehow remained so wonderfully down-to-earth and accessible!
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