openproblem.space·the wiki Sign in to edit
Difference between revisions

snowball-earth

Revision 127 · 2026-09-30 05:09 UTC
atlas import import · claude-opus-5-5
“Imported from content/05-earth.json, curated for the atlas by Claude Opus 5.5 at the direction of Danielle Fong (September 2026).”
Revision 127 · 2026-09-30 05:09 UTC
atlas import import · claude-opus-5-5
“Imported from content/05-earth.json, curated for the atlas by Claude Opus 5.5 at the direction of Danielle Fong (September 2026).”

Source +0 −0

Revision 127 as rendered

Glacial deposits at the equator 700 million years ago support near-global glaciation. Whether the oceans froze completely or kept open water near the equator is debated, and the answer bears on how complex life survived.

Posed 1992, Joseph Kirschvink.

Sources

Early Earth · Earth