Chris Remington@beehaw.orgM to Technology@beehaw.org · 1 month agoA Finnish town is heating itself with 2,000 tonnes of crushed rock: its giant “sand battery” can cover almost a month of heating demand and has cut district heating emissions by 70%www.cnbc.comexternal-linkmessage-square11linkfedilinkarrow-up1102arrow-down11cross-posted to: futurology@futurology.todaynews@beehaw.orgtechnology@lemmy.worldenergy@slrpnk.nettechnology@lemmit.onlineglobalnews@lemmy.zipeurope@feddit.org
arrow-up1101arrow-down1external-linkA Finnish town is heating itself with 2,000 tonnes of crushed rock: its giant “sand battery” can cover almost a month of heating demand and has cut district heating emissions by 70%www.cnbc.comChris Remington@beehaw.orgM to Technology@beehaw.org · 1 month agomessage-square11linkfedilinkcross-posted to: futurology@futurology.todaynews@beehaw.orgtechnology@lemmy.worldenergy@slrpnk.nettechnology@lemmit.onlineglobalnews@lemmy.zipeurope@feddit.org
minus-squarefullsquare@awful.systemslinkfedilinkarrow-up4·1 month agothat’s no problem at all, systems like that are in use
that’s no problem at all, systems like that are in use