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Alyssa and Madi M. Timeline
Project Name : Alyssa and Madi M. Timeline
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Madi and Alyssa's Geological Timeline
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                             Geological Timeline

        If all of  geological time (4.6 billion years) were a mile (5280ft), then the following events would happen at:


 Event #  Your Analogy Value Years Ago 
1 0 feet 0


Now is an interesting time to live.  It seems we have so many decisions to make and problems to solve, but life is flourishing on our planet right at this moment.  Conditions are right for life.

 Event #  Your Analogy Value Years Ago 
 2  1.6 feet 15


We were brought into the world by our mothers.

 Event #  Your Analogy Value Years Ago 
 3  51 feet 45 MYA



Australia Separates from Antarctica!

 Event #  Your Analogy Value Years Ago 
 4  74 feet 65 MYA

               

Mass Extinction of Most Life, Including the Dinosaurs!

 Event #  Your Analogy Value Years Ago 
 5  228 feet 199 MYA

 

Humungous Herbivores and Vicious Carnivores Dominate the Land!

 Event #  Your Analogy Value Years Ago 
6 288 feet 251 MYA

 Event #  Your Analogy Value Years Ago 
7 315 feet 275 MYA

           

 Formation of Supercontinent Pangea

 Event #  Your Analogy Value Years Ago 
8 355 feet 310 MYA

                                              

 First Reptiles Appear!  

 Event #  Your Analogy Value Years Ago 
9 401 feet 350 MYA

                     

 First Winged Insects Appear!

 Event #  Your Analogy Value Years Ago 
10 429 feet 374 MYA

 
           
  Mass Extinction on 70% of Marine Species!
 Event #  Your Analogy Value Years Ago 
11 430 feet 375 MYA

                        

 First Amphibians Appear!

 Event #  Your Analogy Value Years Ago 
12 477 feet 416 MYA

                     
           
First Forests Appear!
 Event #  Your Analogy Value Years Ago 
13 482 feet 420 MYA

                     

First Fish With Jaws Appear!

 Event #  Your Analogy Value Years Ago 
14 508 feet 443 MYA

  
           
Mass Extinction of Marine Invertebrates!

 Event #  Your Analogy Value Years Ago 
15 560 feet 488 MYA

                    

First Green Plants + Fungi Appears!

 Event #  Your Analogy Value Years Ago 
16 612 feet 534 MYA

                       

 First Animals With Shells Appear!

 Event #  Your Analogy Value Years Ago 
17 746 feet 650 MYA

                      

 Formation of "Snowball" Earth!

 Event #  Your Analogy Value Years Ago 
18 1090 feet 950 MYA

                    

Start of Varagian Ice Age!

 Event #  Your Analogy Value Years Ago 
19 1147 feet 1000 MYA

                     

 First Multicellular Organisms Appear!

 Event #  Your Analogy Value Years Ago 
20 1262 feet 1100 MYA

 Formation of Supercontinent Rodinia!

 Event #  Your Analogy Value Years Ago 
21 1377 feet 1200 MYA

                    

 Spore and Gamete Formation! (First Sexual Reproduction)

 Event #  Your Analogy Value Years Ago 
22 2066 feet 1800 MYA

                        

 Complex Single-Celled Life Appears!

 Event #  Your Analogy Value Years Ago 
23 2869 feet 2500 MYA

                   

 First Free Oxygen is Found in Oceans and  in the Atmosphere!

 Event #  Your Analogy Value Years Ago 
24 2869 feet 2500 MYA

                   

 Oxygen Levels Rise Significantly!

 Event #  Your Analogy Value Years Ago 
25 3443 feet 3000 MYA

                     

 Atmosphere Is 75% Nitrogen & 15% Carbon Dioxide!

 Event #  Your Analogy Value Years Ago 
26 3673 feet 3200 MYA
 
                        

 First Known Plants + Algae Appear!

 Event #  Your Analogy Value Years Ago 
27 4017 feet 3500 MYA

            

 
           
Oldest Known Fossils! (Single Celled Organisms)

 Event #  Your Analogy Value Years Ago 
28 4361 feet 3800 MYA

                        

 Earths Surface Becomes Molten Lava!

 Event #  Your Analogy Value Years Ago 
29 4361 feet 3800 MYA

                     

 Worlds Oldest Rocks Form!

 Event #  Your Analogy Value Years Ago 
30 5280 feet 4600 MYA

                                                  

 Formation of the Earth and Moon!