Story perspectives

Ancient Ice Reveals Climate Shifts: Urgent Action Needed

11/1/2025

24 5

Summary

Story summary

Earth's climate shifted from greenhouse to icehouse over the past 34 million years, influenced by orbital variations.
A study led by Isabel P. Montañez (lead researcher) finds current warming driven by human activities threatens this balance.
Six-million-year-old ice samples from East Antarctica, recovered by the Center for Oldest Ice Exploration, reveal past cooling of 12°C.
The findings aim to refine climate models and clarify rising CO2 impacts, underscoring climate action.

1 of 1

Story summary

Earth's climate shifted from greenhouse to icehouse over the past 34 million years, influenced by orbital variations.
A study led by Isabel P. Montañez (lead researcher) finds current warming driven by human activities threatens this balance.
Six-million-year-old ice samples from East Antarctica, recovered by the Center for Oldest Ice Exploration, reveal past cooling of 12°C.
The findings aim to refine climate models and clarify rising CO2 impacts, underscoring climate action.