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Imran Nazar ~ عمران نزر profile picture
Imran Nazar ~ عمران نزر
@Imran Nazar ~ عمران نزر
It's #WorldBicycleDay and a good time to mention this graph from Scientific American, first published in 1973, and updated 2025.

A person on a bike is the world's most energy-efficient mode of transport, and it's not even close. Salmon use three times as many joules/g/km to get around, and then it's jet aircraft at 5x.

#BikeTooter #Climate

3
dorotaC · 8w
nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqdefqylya9076m36t5074dwh3utu95upux7zrtmk8cg0te3a6r75sc4rh82 Having had to carry a velomobile down some steps recently, I ask: where did the chart makers get their data from?
James · 8w
nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqdefqylya9076m36t5074dwh3utu95upux7zrtmk8cg0te3a6r75sc4rh82 missing from graph: horse on bicycle. I'm assuming it would be epic.
Jon Sullivan · 8w
nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqdefqylya9076m36t5074dwh3utu95upux7zrtmk8cg0te3a6r75sc4rh82 There are velmobiles and then there’s Australian Aidan Lampe in a velomobile, who just set a world record by biking 1,512 km (!!!) in 24 hours, averaging over 63 km/hr. Extraordinary....