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Archean & Proterozoic Eons (4.0 Ga – 541 Ma)4.0 Ga – 541 MaComing Soon • Deep-Time Curation

Earth 1 Billion Years Ago: The Proterozoic Eon & First Life

The dawn of biology: hydrothermal vent abiogenesis, cyanobacterial stromatolites creating Earth’s oxygen atmosphere, the Great Oxidation Event, Snowball Earth, and the Ediacaran biota.

DEEP-TIME ENGINE • COMING SOON

Geological & Paleobiological Data Integration In Progress

This epoch belongs to Earth’s deep-time evolutionary continuum (4.0 Ga – 541 Ma). We are actively calibrating tectonic continental drift meshes and paleobiology fossil coordinates for this period.

Currently Active: Full Human History GIS Dataset (3300 BCE – 2026 CE)

Our interactive map engine is currently dedicated to displaying our 12 collected layers across 5,500 years of recorded human civilization—including 13,800+ dated border shapes, 30 ancient wonders, classical archaeology, and trade routes.

Dedicated Era Timeline Horizon:4.0 Ga – 541 Ma
Start: 4.0 GaArchean & Proterozoic Eons (4.0 Ga – 541 Ma)End: 541 Ma
Explore Live Human History AtlasBrowse All Eras Tree

Epochal Mechanics & Planetary Evolution

Spanning nearly 3.5 billion years, this era witnessed the most profound biological transformation in planetary history. Self-replicating RNA and hydrothermal chemosynthetic microbes evolved into photosynthetic cyanobacteria. Their oxygen waste precipitated oceanic iron formations and oxygenated the atmosphere during the Great Oxidation Event, triggering planetary glaciations and eventually enabling eukaryotic multicellular life.

Key Evolutionary & Geological Milestones:

  • •Emergence of first prokaryotic cellular life (~3.8 – 3.7 Ga)
  • •Cyanobacterial photosynthesis and formation of biogenic stromatolites
  • •Great Oxidation Event (~2.4 Ga) transforming Earth’s atmosphere and oceans
  • •Snowball Earth Cryogenian glaciations and Ediacaran soft-bodied multicellular fauna

Staged Deep-Time Spatial Datasets

The following peer-reviewed geological and paleobiological repositories are cataloged for upcoming integration:

Paleobiology Database (PBDB) Pre-Cambrian Macrofossil Strata
In Pipeline
Macrostrat Geologic Units (UW-Madison Department of Geoscience)
In Pipeline
Paleomap Project Global Paleogeography & Supercontinent Rodinia Reconstructions
In Pipeline

Live Human History Eras8 Sub-Eras

Explore eras with operational GIS data:

Planetary Deep-Time Eons