Crackhappy@lemmy.world to Ask Lemmy@lemmy.worldEnglish · 2 years agoWhen our species has become extinct, is there anything that would survive long enough to tell the next intelligent species to arise that we were a technological civilization?message-squaremessage-square58fedilinkarrow-up187arrow-down16
arrow-up181arrow-down1message-squareWhen our species has become extinct, is there anything that would survive long enough to tell the next intelligent species to arise that we were a technological civilization?Crackhappy@lemmy.world to Ask Lemmy@lemmy.worldEnglish · 2 years agomessage-square58fedilink
minus-squareSemi-Hemi-Demigod@kbin.sociallinkfedilinkarrow-up21·edit-22 years agoA very thin smear of exhaust fumes, long-chain hydrocarbons, and rare radioisotopes. Also a very clear mass extinction event.
A very thin smear of exhaust fumes, long-chain hydrocarbons, and rare radioisotopes.
Also a very clear mass extinction event.