Take it: - Sharks appeared before trees. - First trees appeared before bacteria caused them to rot arose (Those bacteria…

Take it:
- Sharks appeared before trees.
- First trees appeared before bacteria caused them to rot arose (Those bacteria that devour lignin and cellulose).
- First trees. when they died, fell and just lay there....
- New fallen trees tamped down the old ones...
- Over time, they turned into coal...

@science