guck mal hier..wenn du 420000 jahre zurück guckst, ist die erde schon VIERMAL untergegangen !
---
2005
"Over the last 400,000 years the #Earth's #climate has been #unstable, with very significant #temperature changes, going from a warm climate to an ice age in as rapidly as a few decades[..]This figures have been derived from the #Vostok ice core, taken in #Antarctica."