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What Was Earth Like 3 Billion Years Ago?
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- 1 Intro
- 2 MARBLE BAR WESTERN AUSTRALIA
- 3 THE ARCHEAN EON C. 4 - 2.5 BILLION YEARS AGO
- 4 FORMATION OF THE EARTH 4.54 BILLION YEARS AGO
- 5 LATE HEAVY BOMBARDMENT C. 3.8 - 4.1 BILLION YEARS AGO
- 6 4.54 - 3 BILLION YEARS AGO
- 7 ARCHEAN EON 4 - 2.5 BILLION YEARS AGO
- 8 FAINT YOUNG SUN PARADOX
- 9 HADEAN EON 4.54 - 4 BILLION YEARS AGO
- 10 OXYGEN-18 HEAVY OXYGEN
- 11 MODERN STROMATOLITES SHARK BAY, AUSTRALIA
- 12 MODERN STROMATOLITES LAKE THETIS, AUSTRALIA
- 13 MICROBIALITE TOWERS PAVILION LAKE, CANADA
