frankPodmore@slrpnk.net to Fuck Cars@lemmy.worldEnglish · 2 months agoCar tyres shed a quarter of all microplastics in the environment – urgent action is neededtheconversation.comexternal-linkmessage-square195fedilinkarrow-up1800arrow-down129cross-posted to: humanscale@communick.news
arrow-up1771arrow-down1external-linkCar tyres shed a quarter of all microplastics in the environment – urgent action is neededtheconversation.comfrankPodmore@slrpnk.net to Fuck Cars@lemmy.worldEnglish · 2 months agomessage-square195fedilinkcross-posted to: humanscale@communick.news
minus-squarespinglinkfedilinkEnglisharrow-up6·2 months ago should be proportional to the weight of the system It’s that really true? Wear to the roads is proportional to the fourth power of axle weight so I would never have predicted a linear relationship.
minus-squareaim_at_me@lemmy.nzlinkfedilinkEnglisharrow-up2·2 months agoExponential relationships are still proportional.
minus-squarespinglinkfedilinkEnglisharrow-up3·2 months agoNo they are not. That’s not what it means. https://en.m.wikipedia.org/wiki/Proportionality_(mathematics)
It’s that really true? Wear to the roads is proportional to the fourth power of axle weight so I would never have predicted a linear relationship.
Exponential relationships are still proportional.
No they are not. That’s not what it means.
https://en.m.wikipedia.org/wiki/Proportionality_(mathematics)