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  • Showing only topics with the tag "transport". Back to normal view
    1. Ignoring initial construction costs, what takes less of a toll on the environment: a human-powered bike or an electric bike?

      What’s up tildorans, This is more of a thought experiment then anything else, is the impact of consuming calories more or less impactful then producing the electricity needed to power the bike?...

      What’s up tildorans, This is more of a thought experiment then anything else, is the impact of consuming calories more or less impactful then producing the electricity needed to power the bike? And I also understand this is extremely affected by circumstance. Let’s say you eat beef 3 times a day and live in a part of the world where power is mostly generated via nuclear or hydroelectric. At that point, would the impact via electricity be less then the one via calories? What if you flip the spectrum and you’re a vegan living somewhere that produces all its energy via coal and oil, how does that affect the equation? Thanks

      5 votes
    2. Suburbs and car centric urban design is the worst mistake in modern history

      Designing our countries to accommodate cars as much as possible has been one of the most destructive things to our health, environment, safety and social connectedness. The damage has spread so...

      Designing our countries to accommodate cars as much as possible has been one of the most destructive things to our health, environment, safety and social connectedness. The damage has spread so far and deep that it has reached a crisis point in most developed cities in almost every country. The suburbs we live in are subjected to strict zoning laws baring any form of high density building and any form of mixed zoning. As a result our houses are spaced so far away from each other and from the essential services we need that unless you own a car you are blocked from having a normal life. The main streets full of independent stores and markets have all been killed by megamalls 30km away from where people live with carparks bigger than most park lands. All of this was caused by car usage pushing our societies further and further apart to the point where many people find it acceptable and normal to drive 40km each direction to work each day.

      One of the more devastating effects of this urban sprawl is the supermarket has been moved so far away that most people avoid going as much as possible and limit it to a single trip every 1-2 weeks. Fresh food does not last 1-2 weeks which leaves people throwing out mountains of spoiled food that wasn't eaten in time as well as the move to processed foods packed full of preservatives. As well as a shift to people buying dinner from drive through takeaway franchises because their hour long commute has left them with little time to cook fresh and healthy foods.

      Owning a car in many countries is seen as the only way to get a job. This locks the poor from ever regaining control of their life because the cost of owning and maintaining a car is higher than most of these people get in an entire year. Our city streets which should be places of vibrant liability have become loud, unsafe and toxic.

      Elon and his electric cars solve none of these issues. Electric cars are not the way of the future. They don't even solve air pollution issues entirely because a large part of air pollution is brake pad fibres and tire wear which is proportional to the vehicles weight. And these Teslas are not light.

      The only solution is reducing personal vehicle usage as much as possible in urban areas. Of course there will always be some people who will genuinely need vehicles such as in rural areas but there is simply no reason to have the average person drive to and from their office or retail job every day. Its wasteful and harmful in so many ways.

      There needs to be a huge push to reclaim our cities and living spaces to bring back the liveability that we could have had. In my city some of the side streets were closed to cars and the change was incredible. Plants and seating filled the spots that would have once been a row of free parking. The streets are filled with the sounds of laughter instead of the roar of motors. The local pubs and cafes have benefited hugely. They didn't benefit at all from street side car parks that were always filled by people who have done 5 laps of the city looking for an empty park and do not intend to shop there.

      What is everyone's opinion on this topic and what can we do about it?

      64 votes
    3. I flew from Columbus, Ohio to Ely, Minnesota

      I flew to Ely, Minnesota in August with my friend Jared. Hope the images work, I'll rehost if they don't. http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2631.jpg Me left, Jared right. He...

      I flew to Ely, Minnesota in August with my friend Jared.

      Hope the images work, I'll rehost if they don't.

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2631.jpg

      Me left, Jared right.

      He takes a regular trip with his family into the Boundary Waters (BWCA) and my in-laws have a cabin on a BWCA lake. In order to avoid driving and to get some flying hours in, we took this tiny plane from Columbus, OH to Ely, MN.

      http://photosoverohio.com/wp-content/uploads/2017/09/flight-path.jpg

      Red line is actual GPS route. Blue line is simply airport-to-airport route.

      We were trying to avoid flying over large bodies of water because when you’re in a single engine airplane, you don’t have a lot of options besides swimming if your engine goes out (ours didn’t).

      We meant to get fuel after Chicago but the day we were flying we had 30 (thirty!!!!) knot headwinds even low to the ground. It was stupidly impressive bad luck. So we had to stop in Gary, IN to grab some gas before heading up again.

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2647.jpg

      Gary, IN

      After grabbing gas, we were off. We saw the Blue Angels parked on the north ramp of the airport as we were taking off but it was too late to grab a picture. Turned out they had a show over the Navy Pier in Chicago a little later in the morning.

      We know because we flew through the TFR (before it activated).

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2657-e1506799924440.jpg

      Chicago, IL

      We thought we only had about 15 minutes to get through the TFR which we thought we could barely make, but also thought if we’re going to get intercepted, would be pretty cool to get intercepted by the Blue Angels, then realized the time change to Central and that we had an extra hour still before the TFR went active. The Blue Angels did not intercept us.

      Next we flew up towards Duluth. Still staying low because of the ridiculous headwinds, but that meant things were also super bumpy.

      Jared puked for the first time ever in a small airplane. I always have a puke bag in the plane for emergencies but never expected to use it with two pilots on board.

      So Jared pukes. The turbulence and motion wasn’t getting to me until then, but that puke-bile smell? Oh yeah. I could feel it.

      The problem was that I only had one puke bag in the cockpit. If I had to hurl, it was going to be in the same bag Jared used earlier. Gross.

      Furthermore, Jared told me point blank that if I hurled, he was going to need the bag back to go again.

      Faced with the prospect of sharing a puke-bag and passing it back and forth, we decided to land and take a 45 minute break.

      We felt better after taking off (and getting the back-up puke bag from the baggage compartment).

      Anyway, here’s Duluth:

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2675-e1506800330868.jpg

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_3147.jpg

      After turning the corner at Duluth, we went along Minnesota’s North Shore to drop Jared off in Grand Marais.

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2689-e1506800486520.jpg

      Two-Harbors on the North Shore of Minnesota

      Then finally, with the plane to myself, I flew over the Boundary Waters due west to land in Ely, MN.

      http://photosoverohio.com/wp-content/uploads/2017/09/IMG_2716.jpg

      Somewhere in the BWCA between Grand Marais and Ely. Endless untouched nature.

      Was a fun trip. 9.3 hours in the plane due to the ridiculous headwinds. I was super happy to get a burger on the ground.

      11 votes