1:54:05

Lecture 7 – Rocks, Fossils and Time Part 2

2:14:00

Lecture 12 - Precambrian Earth and Life History The Hadean and the Archean Eon

2:00:38

Lecture 5 - Plate Tectonics

2:11:10

Lecture 19 – Cenozoic Earth History Quaternary Version 2

1:19:24

Lecture 16 - Mesozoic Earth History Part 1

1:48:25

Lecture 4 - Rocks Part 1

59:40

Lecture 13 – Precambrian Earth and Life History The Proterozoic Eon Part 1

1:09:19

Lecture 14 - Paleozoic Earth History Part 1