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EARTH TIMELINE
Pako
Created on August 25, 2023
EARTH TIME LINE FRANCISCO JAVIER ALARCON DEL REAL 3A
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Transcript
2.3 BYA
0.8 BYA
0.6 BYA
4.5 BYA - 3.8 BYA
3.8 BYA
OZONE LAYER
COMPLEX CRITTERS
COMPLETE CHAOS
LIFE BEGINS
OXYGEN
in its first million of years, earth was too hot, and it was constantly getting hit by rocks from outer space
now life exists, but in really basic forms, cells, basically
the ozone layer started forming, now things are getting interesting
these forms of life exist because of the last cells
Little cells started to produce oxygen, so it could exist some atmosphere
0.550 BYA
530 MYA
176 MYA
0.560 BYA
68 MYA
FIRST ANIMAL STEPS
STEGOSAURUS
T-REX
SEA ANEMONES
FUNGI
mainly fishes, insects, and amphibians
the t-rex is closer to the first humans than than to first dinosaurs
sea anemones can be considered one of the most antique examples of life in earth, with fungi and molluscs
this is one of the first "basic" forms of life of earth
right here we can find first mammals and dinosaurs, herbivorous only
0.05 - 0.03
0,015 BYA
0.0032
0.0002 BYA
66 MYA
MASS EXTINCTION
MAMMALS
LUCY
HUMANS!
GREAT APES
armadillos, whales, wolves, etc. are some of the first mammals we coul call "modern"
this catastrophe, known as the meteorite ended with 75% of all species
first humans that looked like us
the first human? almost but not quite
our family, you can't tell the difference