just_another_person@lemmy.world to science@lemmy.world · 2 months agoStunning Video Shows How Much Earth Has Changed in 1.8 Billion Yearswww.sciencealert.comexternal-linkmessage-square7fedilinkarrow-up11arrow-down10
arrow-up11arrow-down1external-linkStunning Video Shows How Much Earth Has Changed in 1.8 Billion Yearswww.sciencealert.comjust_another_person@lemmy.world to science@lemmy.world · 2 months agomessage-square7fedilink
minus-squaremoistclump@lemmy.worldlinkfedilinkarrow-up0·2 months agoI’m a bit confused by the video reconstruction I’m not going to lie: https://youtu.be/_LJG68AmZxI
minus-squarejust_another_person@lemmy.worldOPlinkfedilinkarrow-up0·2 months agoWhat’s the confusion? Maybe I can help. Did you realize it was working backwards?
minus-squaremoistclump@lemmy.worldlinkfedilinkarrow-up0·2 months agoOhhhhh yes that’s it. It was also so much more movement than I was expecting! I was expecting us to go from pangea glob to continents and then some shifty shifty but man those tectonics were BUSY.
minus-squareripcord@lemmy.worldlinkfedilinkarrow-up0·2 months agoLots and lots of convection in that mantle.
minus-squarejordanlund@lemmy.worldlinkfedilinkarrow-up0·2 months agoThe working backwards was interesting, but also fascinating how the ratio of land to sea was so much different at the start.
minus-squarePretzilla@lemmy.worldlinkfedilinkarrow-up0·2 months agoIs the land sea ratio due primarily to sea level changes?
I’m a bit confused by the video reconstruction I’m not going to lie: https://youtu.be/_LJG68AmZxI
What’s the confusion? Maybe I can help.
Did you realize it was working backwards?
Ohhhhh yes that’s it. It was also so much more movement than I was expecting! I was expecting us to go from pangea glob to continents and then some shifty shifty but man those tectonics were BUSY.
Lots and lots of convection in that mantle.
The working backwards was interesting, but also fascinating how the ratio of land to sea was so much different at the start.
Is the land sea ratio due primarily to sea level changes?