280M e-bikes and mopeds are cutting demand for oil far more than electric cars
Electric bikes, mopeds and other forms of “micromobility” are emerging as a far more energy‑ and space‑efficient way to cut oil use than electric cars, especially for short urban trips. Commenters weigh the practical limits of e‑bikes — theft, weather, hills, safety in car‑centric street networks — against their benefits in cost, health, and reduced congestion, with many reporting they have replaced a second car or most local driving. Underneath is a broader debate about urban design and policy: whether subsidies, zoning reform and better bike/transit infrastructure can meaningfully unwind car dependence without penalizing those who still need cars for long distances, rural life, or hauling.
What “efficiency” means
- Posters dispute the OP’s ranking of modes (walk → bike → e‑bike → train → car) because “efficiency” is ambiguous.
- On pure human energy per km, cycling is said to be 4–6× more efficient than walking; others note walking may be “efficient” for public health given sedentary lifestyles.
- Some argue you must include energy to grow and transport extra food for cyclists/walkers; under that accounting, electric motors may rival or beat human power per km.
- Others add dimensions: space efficiency (trains, bikes), time efficiency (cars in low traffic), and embedded manufacturing energy.
E‑bikes in practice
- Many users report replacing a large share of short car trips (groceries, school runs, commutes up to ~10–15 km) with e‑bikes, sometimes allowing households to avoid a second car.
- E‑bikes are praised for flattening hills, extending range, and avoiding sweat, especially with cargo or kids.
- Fitness impacts are debated: some feel pedal‑assist leads them to work less hard; others report equal or greater effort because the bike invites longer or more frequent trips.
Urban form, distance & climate
- A recurring theme: US land use (single‑family zoning, car‑oriented retail, dismantled streetcars) makes non‑car travel hard. Weather, hills, and long distances further limit bikes in many regions.
- Examples from Europe, NYC, and a few US cities show that when distances are short and infrastructure exists, daily life without a car is convenient and often preferred.
- Several argue that even partial mode shift (short trips on bikes, long trips by car) meaningfully cuts oil demand.
Safety, theft & infrastructure conflict
- Heavy, fast EVs are linked (via cited research) to higher fatality risk in collisions; some call for weight‑based vehicle fees.
- E‑bikes and scooters mixing with pedestrians on narrow trails are seen as dangerous; calls for speed limits and dedicated micromobility lanes.
- Bike theft and poor secure parking are major deterrents, especially for expensive e‑bikes; some mention insurance but still see theft risk as a practical barrier.
Cars, EVs & climate accounting
- Several argue that simply electrifying cars is insufficient: cars are resource‑intensive, space‑inefficient, and generate tire/road microplastics.
- Others cite studies that EVs “pay back” their higher manufacturing emissions after ~20–25k miles and can last 300k–500k miles, especially as grids decarbonize and batteries are recycled.
- There’s tension between advocating fewer cars overall (more bikes, transit, remote work, zoning reform) and accepting that many rural/suburban trips will remain car‑dependent.
Policy & subsidies
- Suggested levers: e‑bike subsidies, weight‑based vehicle taxes, removing fossil‑fuel subsidies, zoning reform for mixed‑use and higher density, and strong investment in bike and transit infrastructure.
- Remote work is highlighted as a huge potential trip eliminator, though many jobs cannot be done from home.