silence7@slrpnk.netM to Climate - truthful information about climate, related activism and politics.@slrpnk.netEnglish · 11 天前An international research team has successfully drilled and retrieved a 9,186-foot-long (2,800-meter-long) ice core from Antarctica that dates back 1.2 million years.www.cnn.comexternal-linkmessage-square7fedilinkarrow-up1116arrow-down10cross-posted to: earthscience@mander.xyz
arrow-up1116arrow-down1external-linkAn international research team has successfully drilled and retrieved a 9,186-foot-long (2,800-meter-long) ice core from Antarctica that dates back 1.2 million years.www.cnn.comsilence7@slrpnk.netM to Climate - truthful information about climate, related activism and politics.@slrpnk.netEnglish · 11 天前message-square7fedilinkcross-posted to: earthscience@mander.xyz
minus-squarejagged_circle@feddit.nllinkfedilinkEnglisharrow-up4·edit-210 天前How do you pull out a 2.8 km core? Surely it gets cut into chunks on the way out? Edit: yeah, they cut it into 1 meter lengths as it comes out. so this will be 280 pieces. Each meter of ice can contain as many as 13,000 years of climate data, said Julien Westhoff, chief scientist
How do you pull out a 2.8 km core? Surely it gets cut into chunks on the way out?
Edit: yeah, they cut it into 1 meter lengths as it comes out. so this will be 280 pieces.