outhold@lemmy.world to World News@lemmy.worldEnglish · 1 year agoThis month is the planet's hottest on record by far – and hottest in around 120,000 years, scientists say | CNNedition.cnn.comexternal-linkmessage-square108fedilinkarrow-up1254arrow-down14
arrow-up1250arrow-down1external-linkThis month is the planet's hottest on record by far – and hottest in around 120,000 years, scientists say | CNNedition.cnn.comouthold@lemmy.world to World News@lemmy.worldEnglish · 1 year agomessage-square108fedilink
minus-squareDiarrhea_Eruptions@lemmy.worldlinkfedilinkEnglisharrow-up6·1 year agoHow do they estimate temps so long ago? What data do they use?
minus-squareouthold@lemmy.worldOPlinkfedilinkEnglisharrow-up12·1 year agoThey have various methods. One of the common ones is analysing ice core samples.
How do they estimate temps so long ago? What data do they use?
They have various methods. One of the common ones is analysing ice core samples.