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4600 million years ago (4.6 billion years ago) Formation of Earth.

Published byEvelyn Farmer Modified over 6 years ago

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Presentation on theme: "4600 million years ago (4.6 billion years ago) Formation of Earth."— Presentation transcript:

1 4600 million years ago (4.6 billion years ago) Formation of Earth

2 4500 million years ago (4.5 billion years ago) Accretion of Earth
Formation of the Moon

3 4400 million years ago (4.4 billion years ago) Accretion of Earth

4 Earth separates into layers
4300 million years ago (4.3 billion years ago) Iron Catastrophe Earth separates into layers

5 4200 million years ago (4.2 billion years ago) Early Atmosphere
No Life

6 4100 million years ago (4.1 billion years ago) Early Atmosphere
No Life

7 4000 million years ago (4.0 billion years ago) Oldest Rocks on Earth

8 3900 million years ago Liquid Water Present Early Oceans Form
(3.9 billion years ago) Liquid Water Present Early Oceans Form

9 First Bacteria (Prokaryotic) 3800 million years ago
(3.8 billion years ago) First Bacteria (Prokaryotic)

10 3700 million years ago (3.7 billion years ago) Bacteria

11 3600 million years ago (3.6 billion years ago) Bacteria

12 Photosynthesis Produces Oxygen!
3500 million years ago (3.5 billion years ago) Stromatolites Cyanobacteria (aka blue green algae) Photosynthesis Produces Oxygen!

13 Photosynthesis Produces Oxygen!
3400 million years ago (3.4 billion years ago) Stromatolites Cyanobacteria (aka blue green algae) Photosynthesis Produces Oxygen!

14 Photosynthesis Produces Oxygen!
3300 million years ago (3.3 billion years ago) Stromatolites Cyanobacteria (aka blue green algae) Photosynthesis Produces Oxygen!

15 Photosynthesis Produces Oxygen!
3200 million years ago (3.2 billion years ago) Stromatolites Cyanobacteria (aka blue green algae) Photosynthesis Produces Oxygen!

16 Photosynthesis Produces Oxygen!
3100 million years ago (3.1 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

17 Photosynthesis Produces Oxygen!
3000 million years ago (3.0 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

18 Photosynthesis Produces Oxygen!
2900 million years ago (2.9 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

19 Photosynthesis Produces Oxygen!
2800 million years ago (2.8 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

20 Photosynthesis Produces Oxygen!
2700 million years ago (2.7 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

21 Photosynthesis Produces Oxygen!
2600 million years ago (2.6 billion years ago) Stromatolites Cyanobacteria Photosynthesis Produces Oxygen!

22 Photosynthesis Produces Oxygen!
2500 million years ago (2.5 billion years ago) Stromatolites Photosynthesis Produces Oxygen!

23 Photosynthesis Produces Oxygen!
2400 million years ago (2.4 billion years ago) Stromatolites Photosynthesis Produces Oxygen!

24 Photosynthesis Produces Oxygen!
2300 million years ago (2.3 billion years ago) Stromatolites Photosynthesis Produces Oxygen!

25 Photosynthesis Produces Oxygen!
2200 million years ago (2.2 billion years ago) Stromatolites Photosynthesis Produces Oxygen!

26 Photosynthesis Produces Oxygen!
2100 million years ago (2.1 billion years ago) Stromatolites Photosynthesis Produces Oxygen!

27 First Pollution Crisis! Redbeds
2000 million years ago (2.0 billion years ago) Beginning of Oxygenated Atmosphere First Pollution Crisis! Redbeds Evidence of significant free oxygen

28 Oxygenated Atmosphere
1900 million years ago (1.9 billion years ago) Oxygenated Atmosphere Cyanobacteria still producing oxygen!

29 Oxygenated Atmosphere
1800 million years ago (1.8 billion years ago) Oxygenated Atmosphere Cyanobacteria still producing oxygen!

30 Single-celled Eukaryotes Appear
1700 million years ago (1.7 billion years ago) Single-celled Eukaryotes Appear Cells get a nucleus! Still Present:

31 Single-celled Eukaryotes
1600 million years ago (1.6 billion years ago) Single-celled Eukaryotes Still Present:

32 Single-celled Eukaryotes
1500 million years ago (1.5 billion years ago) Single-celled Eukaryotes Still Present:

33 Single-celled Eukaryotes
1400 million years ago (1.4 billion years ago) Single-celled Eukaryotes Still Present:

34 Single-celled Eukaryotes
1300 million years ago (1.3 billion years ago) Single-celled Eukaryotes Still Present:

35 Single-celled Eukaryotes
1200 million years ago (1.2 billion years ago) Single-celled Eukaryotes Still Present:

36 Single-celled Eukaryotes
1100 million years ago (1.1 billion years ago) Single-celled Eukaryotes Earth View Still Present:

37 Multicellular Organisms Appear
1000 million years ago (1.0 billion years ago) Multicellular Organisms Appear Marine Invertebrates Soft Bodies

38 Marine Invertebrates Flourish
900 million years ago Marine Invertebrates Flourish Still Present:

39 Marine Invertebrates Flourish
800 million years ago Marine Invertebrates Flourish Earth View Still Present:

40 Marine Invertebrates Flourish
700 million years ago Marine Invertebrates Flourish Earth View Still Present:

41 600 million years ago Ediacara Fauna Earth View Still Present:

42 500 million years ago Earth View 543 mya First Hard Parts
(Shells & Bones) First Primitive Fish Life Migrates to Land 470 mya Earth View

43 438 million years ago Mass Extinction

44 Most life still underwater
400 million years ago Most life still underwater First Seed Plants First Amphibians Still Present:

45 367 million years ago Mass Extinction

46 Vast Coal Swamps on Land
300 million years ago Vast Coal Swamps on Land Origin of Many Animals amphibians, sharks, reptiles, insects Earth View

47 245 million years ago Mass Extinction 90 % of all species perish Earth View

48 Age of the Dinosaurs and Reptiles
200 million years ago Age of the Dinosaurs and Reptiles Plant Life: Ferns & Gymnosperms First mammals Earth View Still Present:

49 First Placental Mammals
100 million years ago First birds First Placental Mammals First Flowering Plants Still Present:

50 Extinction of the dinosaurs and others
65 million years ago Mass Extinction Extinction of the dinosaurs and others Earth View

51 65 million years ago to Present Day
(0 mya) Dominance of flowering plants, insects mammals, and birds Earth View Humans 5 mya Still Present:

52 Geologic 24 hour clock

53 Picture Credits Smithsonian Institute Field Museum NASA
University of California, Berkeley Museum

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