NocturnalMorning@lemmy.world to World News@lemmy.worldEnglish · 2 days agoCollapse of Earth's main ocean water circulation system is already happeningwww.earth.comexternal-linkmessage-square116fedilinkarrow-up1496arrow-down113file-textcross-posted to: news@lemmy.worldclimate@slrpnk.net
arrow-up1483arrow-down1external-linkCollapse of Earth's main ocean water circulation system is already happeningwww.earth.comNocturnalMorning@lemmy.world to World News@lemmy.worldEnglish · 2 days agomessage-square116fedilinkfile-textcross-posted to: news@lemmy.worldclimate@slrpnk.net
minus-squareJumi@lemmy.worldlinkfedilinkEnglisharrow-up52arrow-down3·2 days agoHumanity will be just another dead branch on the tree of life
minus-squareTeoTwawki@lemmy.worldlinkfedilinkEnglisharrow-up1·edit-211 hours agoat least its self-pruning
minus-squarechaogomu@lemmy.worldlinkfedilinkEnglisharrow-up31arrow-down3·1 day agoHumans are pretty resilient. Adaptable to any climate, even the mess of a climate we created. Now, I’m not saying that all 8 billion of us will survive. What I’m saying is, the minimum viable genetic population for humans is about 2000 individuals.
minus-squareXIIIesq@lemmy.worldlinkfedilinkEnglisharrow-up1·36 minutes agoRight. We survived the ice age with stone age tech. Not saying that this makes any of this OK but resilience is absolutely one of humanities highest spec traits.
minus-squarevolvoxvsmarla @lemm.eelinkfedilinkEnglisharrow-up3·16 hours agoI thought it was 500. I think I even read that 50 might be enough by some estimates.
minus-squareDanquebec@sh.itjust.workslinkfedilinkEnglisharrow-up2·edit-26 hours ago50 if you’re carefully planning breeding. 2000 for a good chance to persist long-time under normal breeding conditions
minus-squarechaogomu@lemmy.worldlinkfedilinkEnglisharrow-up2·12 hours agoI’ve seen some of the same estimates. I settled on 2K because that’s what is estimated to have survived the To a supervolcano. Or rather the non-African population that survived. Homosapiens in Africa actually did quite well comparatively.
minus-squareRandom_Character_A@lemmy.worldlinkfedilinkEnglisharrow-up11arrow-down2·1 day agoWhen food runs out for even a portion of those 8 billion, results are gonna be nasty. It’s hard to talk about climate initiatives when 1/3 of the planet is shooting eatch other. In worst case with nukes.
minus-squareCitizenKong@lemmy.worldlinkfedilinkEnglisharrow-up8arrow-down1·1 day agoYep, there will always be humans as long as there is literally anything we can hunt/forage and eat. If that will resemble what we perceive as civilisation is another question entirely.
minus-squareitsonlygeorge@reddthat.comlinkfedilinkEnglisharrow-up4arrow-down1·1 day agoHow much can you forage in the bush’s of human civilization? Not much grows in abandoned cites.
minus-squaredual_sport_dork 🐧🗡️@lemmy.worldlinkfedilinkEnglisharrow-up6·23 hours agoEven now cities cover a tiny fraction of the surface, and they’re already full of squirrels, rats, and pigeons.
minus-squareCitizenKong@lemmy.worldlinkfedilinkEnglisharrow-up9·1 day agoNature reclaims cities pretty quickly though.
Humanity will be just another dead branch on the tree of life
at least its self-pruning
Humans are pretty resilient. Adaptable to any climate, even the mess of a climate we created.
Now, I’m not saying that all 8 billion of us will survive.
What I’m saying is, the minimum viable genetic population for humans is about 2000 individuals.
Right. We survived the ice age with stone age tech.
Not saying that this makes any of this OK but resilience is absolutely one of humanities highest spec traits.
I thought it was 500. I think I even read that 50 might be enough by some estimates.
50 if you’re carefully planning breeding.
2000 for a good chance to persist long-time under normal breeding conditions
I’ve seen some of the same estimates. I settled on 2K because that’s what is estimated to have survived the To a supervolcano. Or rather the non-African population that survived.
Homosapiens in Africa actually did quite well comparatively.
When food runs out for even a portion of those 8 billion, results are gonna be nasty.
It’s hard to talk about climate initiatives when 1/3 of the planet is shooting eatch other. In worst case with nukes.
Yep, there will always be humans as long as there is literally anything we can hunt/forage and eat.
If that will resemble what we perceive as civilisation is another question entirely.
How much can you forage in the bush’s of human civilization? Not much grows in abandoned cites.
Even now cities cover a tiny fraction of the surface, and they’re already full of squirrels, rats, and pigeons.
Nature reclaims cities pretty quickly though.