4steps from the big bang
115things can go into it
coal
NaturalMineral
The squashed remains of ancient swamp plants. Many great coal beds formed in tropical swamp forests around 300 million years ago.
First appeared360 million years ago
Made Of
Everything is made of something.← What it takes
What it leads to →
Goes into
Needed by
The squashed remains of ancient swamp plants. Many great coal beds formed in tropical swamp forests around 300 million years ago.
From the big bang to coal
The most direct chain from the start of the universe, following what things are made from and, for living things, what they evolved from. Each step shows when it first appeared.
big bang13.8 bn yrs ago
Hhydrogen13.8 bn yrs ago
water4.4 bn yrs ago
tree385 m yrs ago
coal360 m yrs ago