• yogaxpto@lemmy.world
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    1 hour ago

    Not probably, a human riding a bicycle is the most efficient way to convert energy into movement. No other vehicle or animal can be as efficient.

  • TDCN@feddit.dk
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    3 hours ago

    Someone can probably do the math, but i have a hunch that humans are technically not very fuel efficient if you look at calories burned pr the total mass being moved along.

    But whatever it is biking is awesome, but being technically correct is even better.

    • SoleInvictus@lemmy.blahaj.zone
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      2 hours ago

      Humans are actually unusually energy efficient for mammals when walking and even more so when cycling. Here’s a little info graphic showing a breakdown.

      One thing to keep in mind if you have a dog is they’re less energy efficient than humans. While dogs can run faster, a reasonably fit human can easily out distance an equally fit dog when walking or distance running.

      • TDCN@feddit.dk
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        2 hours ago

        Nice graphic. But it seems like it doesn’t factor in kg of mass moved. A human and a bike is a lot lighter than a car or a horse. You could also argue that the vehicle weigh should be ignored but then again you could easily argue back that weight of goods move can possibly be a lot higher with a car if you load it up to capacity. Ignore that. I did not see it said 5 riders for the car

        • SoleInvictus@lemmy.blahaj.zone
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          1 hour ago

          I’m back with better data. I’m assuming the travel path is perfectly flat because I don’t feel like modeling elevation changes. I’m being energy efficient (read: lazy).

          For cycling, I’m using the global average human weight of 62 kg, assuming the cycle is 8 kg, and the pace is 10 kph, which is pretty relaxed.

          For walking, I’m using the 62 kg person walking at 4 kph.

          For driving with petrol, we’ll use the same spherical 62 kg human and a 2024 Toyota Prius with a fuel efficiency of 4.8 L/100 km and a mass of 1570 kg. One liter of petrol is approximately 8174 kcal. Double the energy expenditure for an estimate for your typical SUV.

          For electric, I chose a 2024 Hyundai Ioniq 5 N with an energy efficiency of 21.2 kWh/100km and a mass of 2235 kg. One kilowatt-hour is approximately 860 kcal.

          Walking: 0.74 kcal•km-1•kg-1
          Cycling: 0.34 kcal•km-1•kg-1
          Driving(p): 0.24 kcal•km-1•kg-1
          Driving(e): 0.08 kcal•km-1•kg-1

        • SoleInvictus@lemmy.blahaj.zone
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          2 hours ago

          It still doesn’t give us kcal•km-1•kg-1 (or an equivalent), which is what I was looking for. We could do some math to get us some loose estimates, though. I’ll do exactly that and report back shortly.

    • theoli@startrek.website
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      2 hours ago

      Quick math shows I am quite a bit more efficient than a Nissan Juke traveling 150 miles at 19mph. About 50kcal/pound for the car and 8kcal/pound for me+bike to travel the distance.

    • TheButter_ItSeeps@lemmy.world
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      2 hours ago

      I feel like ‘total mass being moved’ is irrelevent if most of that mass is useless (car motor/metal frame/plastic/etc).

      Even if a car motor was more efficient per kg, most of the work is wasted on moving the actual car itself, regardless of the passengers & cargo.

      Bikes clearly use less energy to displace ‘useful mass’ than a car, so they are more efficient in that sense.

  • eestileib@lemmy.blahaj.zone
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    4 hours ago

    I’m disabled in a way that means I can’t use one, but can use a car, which kinda sucks.

    Fortunately bike infrastructure usually helps me in my chair, so I’m all in favor of wider bike adoption.

    • BorgDrone@lemmy.one
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      3 hours ago

      I don’t know your limitations, but you’d be surprised at the number of ways cycling can be made accessible.

      For example, there are handbikes that attach to a wheelchair. As with all assistive tech it depends on your specific situation what is possible.

      • Cort@lemmy.world
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        5 minutes ago

        I’ve frequently seen a couple of people with recumbent hand bikes on one of the popular trails near me. They’re decently fast with the reduced air resistance, but road crossings are a bit of a hassle when you aren’t tall enough to be seen by an f450

    • GissaMittJobb@lemmy.ml
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      4 hours ago

      That blows. Glad the infrastructure helps your chair get around, though. Also, every biker not using a car gives you more space, so that’s an additional plus

  • e$tGyr#J2pqM8v@feddit.nl
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    4 hours ago

    Welcome to the Netherlands. If there’s anything that fills me with pride it’s our cycling culture. Most people have a car too, but I don’t, and I do everything by bike and public transport.

    • vandsjov@feddit.dk
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      3 hours ago

      Denmark checking in. Not unusual for people in the city not to have a car. I’m happy with my bike that I use every workday to cycle into the city centrum in all weather - I love dressing myself up in rain boots, rain paints and rain jacket and be on my way in heavy rain or snow, feeling like I’m in an episode of Deadliest Catch

      • chiliedogg@lemmy.world
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        4 hours ago

        I rode one for a while in college.

        Didn’t really help with the sweat problem between April and October in Texas. Or was less work than pedaling, but nothing aside from air conditioning helps with the sweat issue in Texas summer heat.

      • Pacattack57@lemmy.world
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        4 hours ago

        Being cheap is the entire benefit. Everything else is just a plus. If you lose the cost it’s not worth it at that point.

        • Bosht@lemmy.world
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          3 hours ago

          But somehow 20k plus for a vehicle with the added maintenance, gas, inspection, and registration is. Gotcha.

    • SoftestSapphic@lemmy.world
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      4 hours ago

      Workplaces that require employees to be presentable then offer locker rooms, showers, and enough reasonable time to get ready to accommodate the fact that everyone who works a service job arrives soaked in sweat.

  • Treczoks@lemmy.world
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    3 hours ago

    “Just leave it anywhere there is a secure structure” - Yes, I see this regularly when I have to maneuver around bikes carelessly “parked” in the middle of the pedestrian walkway…

  • LH0ezVT@sh.itjust.works
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    3 hours ago

    The one downside is that a lot of people I know have had some nasty accidents and broke a bone or something. Sure, in cars you are also at the risk of kissing a tree at highway speed, but bike accidents feel a lot more common and have a lot less protective metal involved

    • Carl@lemm.ee
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      54 minutes ago

      I’ve wiped out a bunch of times on my motorcycle, never broke anything. I wiped out on my bike, broken arm.

      The solution is clear: mandate motorcycle jackets and helmets for bicyclists.

    • naught101@lemmy.world
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      3 hours ago

      I’ve known a few people killed in car accidents. I know lots of people who have had bike accidents, but none of them died, and the only ones with serious injuries were when they got hit by a car.

  • the_doktor@lemmy.zip
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    2 hours ago

    Enables people with mobility issues

    Allows people to move about farther than just a few miles or so

    Allows people to transport a lot of goods (and/or heavy goods) easily

    Doesn’t make you exhausted if you have to go up hills

    AIR CONDITIONING/HEATER

    Fuck your walkable/bike nightmare “utopia”.

    • DavidDoesLemmy@lemmynsfw.com
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      27 minutes ago

      The more people on bikes, the better it is for drivers as there’s less car traffic. People get stuck in traffic jams in their car for hours, yet if they get stuck behind a bike for 10 seconds they lose their shit

    • Highstronaught@feddit.uk
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      33 minutes ago

      Lots of disabled people can’t drive, bike infrastructure also accommodates wheelchairs, mobility scooters, hand bikes and other ways disabled people get around.

      50% of journeys are 5 miles or less, nobody is seriously suggesting going long distances on bikes (though I have)

      You can easily carry a full load of shopping, bits from the diy shop and more, there are even tradespeople who work via a cargo bike rather than van

      By cycling you get fitter very quick, you learn to pace yourself but you get faster as you get fitter. E-bikes are also an option too

      Can’t fix the air con issue, when I cycled to work I took a change of clothes and got changed there I don’t live in a very hot place though. As for cold, a good set of waterproof mittens, some waterproof overtrousers and a good coat work wonders (and can be used when your not on a bike too)

      What about those who can’t drive, how do they get around?

    • queermunist she/her@lemmy.ml
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      20 minutes ago

      My ebike has enabled me to take 40 mile round trips, saves me on hills (though honestly once you’re fit it’s not a big deal anyway), helps me carry lots of goods, and since I’m usually going fast the wind cools me down (though a little spray bottle helps keep me cool when it’s really hot). I’m usually warm enough from enough from physical exertion that I don’t really need a heater (unless it’s so blisteringly cold that the fog of my breath turns to ice in my balaclava, but that’s way below freezing.)

      The only thing that really stops me is ice. Any other weather I can handle, but when there’s ice my bike goes inside.

  • reallykindasorta@slrpnk.net
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    5 hours ago

    I used to love to bike but I moved to an area with steep hills and it’s too high effort. Maybe fine for exercise but I always used them for transport and you can’t arrive at work or a music lesson drenched in sweat. Wish they would install those hill lifts some countries have. I walk now. Would love an electric but the expense makes it much more painful when it’s stolen (and every one of my regular bikes has eventually been stolen).

  • Matriks404@lemmy.world
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    3 hours ago

    They might be inexpensive where you live. I’ve paid more than half of my paycheck for my bicycle, and it’s one of cheaper ones.

    • LH0ezVT@sh.itjust.works
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      3 hours ago

      Gift a man a bike, and he will ride for a year. Gift him bolt cutters, and he will ride forever.

      Jokes aside, where are you? Here, good new bikes are ridiculously expensive, but if you know where to look and what to look for, used ones are cheap. You don’t even have to deal with a shady dude in a back alley, a lot of municipalities etc. auction off bikes they confiscate, which are often a few hours of work away from being pretty okay

  • RejZoR@lemmy.ml
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    7 hours ago

    Rain, ice and severe cold are a removed. I like bicycles, but driving to work in a heated car looking at that poor cyclist riding somewhere at 6 in the morning at -6°C, sorry, no, I’m gonna go with a car.

    • Bosht@lemmy.world
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      3 hours ago

      If the cities are built for it, cycling doesn’t become something where you’re doing it for extended periods or distances. Neighborhoods that are setup for bikes means everything is local area, or mostly.

    • e8d79@discuss.tchncs.de
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      6 hours ago

      I disagree cycling in winter is nice. Just get some warm clothes and good tyres. A car is also really expensive to own in the city. Why pay for a car and parking when the alternative is almost free and arguably more fun.

      • deltapi@lemmy.world
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        5 hours ago

        It was minus seventeen degrees celsius when I got up yesterday. In the time it would take me to bicycle to work on clear paths/roads - assuming no accidents - I would have frostbite on all of my face unless I was also wearing a full-face helmet.

        • Peck@lemmy.world
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          5 hours ago

          You should check out Oulu in Finland where kids bike to school in cold weather. Not a problem apparently. If that is too far fetched, you should visit Bozeman MT where people bike commute in the winter quite often.

        • e8d79@discuss.tchncs.de
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          5 hours ago

          If a full-face helmet works why not use one? You can also just skip the extremely cold days and use public transport instead. It doesn’t have to be an all or nothing decision.

        • GissaMittJobb@lemmy.ml
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          4 hours ago

          Could probably rock a balaclava in those temperatures. I bought one in anticipation of winter riding, but the coldest I’ve ridden this year is -11 C and it wasn’t quite necessary yet at that point, but I was debating trying it out.

          Climate change is basically killing most of the cold days we have where I live so this is a problem I’m long-term apparently not going to have to deal with. Instead I will have to deal with the way worse type of weather - wet weather.

    • GissaMittJobb@lemmy.ml
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      6 hours ago

      If the weather is bad enough, I will take transit instead, but cycling down to -10 C is doable without any problems.

      I will be far less inclined to bike if it’s raining, that I do hate with a passion. Of course, I could just work from home in that scenario as well, if I don’t feel like taking transit

    • Ibuthyr@lemmy.wtf
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      7 hours ago

      Ice and snow are difficult. But I don’t give a shit about the rest. It’s still way more fun than sitting in traffic.

  • A_Union_of_Kobolds@lemmy.world
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    8 hours ago

    Bikes were and still are a revolutionary technology. There’s a reason suffragettes were often associated with bicycles.